21.
 |  | Title: Biology of Populus: And Its Implications for Management and Conservation by R. F. Stettler, P. E. Heilman, M. D. Bradshaw ISBN: 0660165066 Publisher: Canadian Government Publishing Pub. Date: December, 1996 List Price: $49.95 Amazon.com Price: $49.95 |
22.
 |  | Title: Ecology and Design in Landscape: The 24th Symposium of the British Ecological Society, Manchester, 1983 by A.D. Bradshaw ISBN: 0632014083 Publisher: Blackwell Pub Pub. Date: 01 August, 1986 List Price: $112.95 Amazon.com Price: $112.95 |
23.
 |  | Title: Ecological Concepts: The Contribution of Ecology to an Understanding of the Natural World by London, British Ecological Society Symposium 1988 University College, J Cherrett, J. M. Cherrett, A. D. Bradshaw ISBN: 0632025719 Publisher: Blackwell Pub Pub. Date: 01 October, 1989 List Price: $65.00 Amazon.com Price: $65.00 |
24.
 |  | Title: Evolution and pollution (The Institute of Biology's studies in biology) by A. D Bradshaw ISBN: 0713128186 Publisher: E. Arnold Pub. Date: 1981 List Price: $9.95 Amazon.com Price: $9.95 |
25.
 |  | Title: Folic Acid (Pteroylglutamic Acid) in Health, Deficiency & Therapy: Index of New Information With Authors, Subjects & References by Spencer D. Bradshaw ISBN: 0788313231 Publisher: Abbe Pub Assn of Washington Dc Pub. Date: 01 June, 1996 List Price: $44.50 Amazon.com Price: $44.50 |