11.
 |  | Title: Series of Proceedings and Reports: Hydrology in the Humid Tropic Environment: Proceedings of a Symposium Held at Kingston, Jamaica, November 1996 (Series of Proceedings and Reports) by A. Ivan Johnson, Carlos A. Fernandez-Jauregui ISBN: 1901502708 Publisher: IAHS Press Pub. Date: December, 1998
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12.
 |  | Title: Series of Proceedings and Reports: Remote Sensing and Geographic Information Systems for Design and Operation of Water Resources Systems - Proceedings ... -May 1997 (Series of Proceedings and Reports) by Michael F. Baumgartner, Gert A. Schultz, A. Ivan Johnson ISBN: 1901502155 Publisher: IAHS Press Pub. Date: 1997
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13.
 |  | Title: Aquifers of the Southern & Eastern States: Papers Presented at Awra 27th Annual Conference & Symposium, September 8-13, 1991, New Orleans, La by American Water Resources Association, William R. Hotchkiss, A. Ivan Johnson ISBN: 078379228X Publisher: Books on Demand Pub. Date: December, 1992 List Price: $34.00 Amazon.com Price: $34.00 |
14.
 |  | Title: Southwest Alluvial Basins of Arizona: Papers Presented at 21st Annual Awra Conference & Symposium, August 11-16, 1985, Tucson, AZ by American Water Resources Association, T. W. Anderson, A. Ivan Johnson ISBN: 0783795963 Publisher: Books on Demand Pub. Date: December, 1986 List Price: $34.20 Amazon.com Price: $34.20 |
15.
 |  | Title: Stepping Forward: Children and Young People's Participation in the Development Process (Intermediate Technology Publications Participation Series) by Victoria Johnson, Edda Ivan-Smith, Gill Gordon, Pat Pridmore, Patta Scott ISBN: 1853394483 Publisher: ITDG Publishing Pub. Date: 01 November, 1998 List Price: $19.95 Amazon.com Price: $19.95 |
16.
 |  | Title: Aquifers of the Western Mountain Area: Regional Aquifer Systems of the United States: Papers Presented at 23rd Annual Awra Conference and Symposium, N by Co American Water Resources, John S. McLean, Ivan Johnson ISBN: 0608024414 Publisher: Books on Demand Pub. Date: December, 1988 List Price: $66.50 Amazon.com Price: $66.50 |