1.
 |  | Title: Ultimate Mandarin Chinese: Basic-Intermediate (Living Language Ultimate. Basic-Intermediate Series (Manual Only)) by Jennifer Humphries, Audrey Li, Cathy Wei, Christopher A. Warnasch, Living Language ISBN: 0609800655 Publisher: Crown Publishing Group Pub. Date: 18 April, 2000 List Price: $18.00 Amazon.com Price: $12.60 |
2.
 |  | Title: Cladistics: The Theory and Practice of Parsimony Analysis (The Systematics Association Special , No 11) by Ian J. Kitching, Christopher Humphries, David Williams, Peter L. Forey ISBN: 0198501382 Publisher: Oxford University Press Pub. Date: October, 1998 List Price: $44.50 Amazon.com Price: $44.50 |
3.
 |  | Title: Cladistic Biogeography: Interpreting Patterns of Plant and Animal Distributions (Oxford Biogeography Series) by Lynne R. Parenti, Christopher J. Humphries ISBN: 0198548184 Publisher: Oxford University Press Pub. Date: June, 1999 List Price: $75.00 Amazon.com Price: $75.00 |
4.
 |  | Title: Blodau Gwyllt by Christopher Humphries, Dafydd Dafis ISBN: 1859023827 Publisher: Gomer Press Pub. Date: 1996
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5.
 |  | Title: Spotters Handbook by Christopher Humphries ISBN: 0860201600 Publisher: Usborne Publishing Ltd Pub. Date: 1995
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6.
 |  | Title: Cladistics: A Practical Course in Systematics (Systematics Association Publications, Vol. 10) by Peter L. Forey, Christopher J. Humphries, Ian J. Kitching ISBN: 0198577672 Publisher: Clarendon Pr Pub. Date: October, 1996 List Price: $52.50 Amazon.com Price: $52.50 |
7.
 |  | Title: Ontogeny and Systematics by Chris J. Humphries, Christopher J. Humphries ISBN: 0231063709 Publisher: Columbia University Press Pub. Date: 15 October, 1988 List Price: $81.00 Amazon.com Price: $81.00 |