1. 01. English Non Fiction Animal ecology / by Lambert, Mark, Publication: New York : Bookwright Press, 1987 . 46 p. : , "Organizations to contact": p. 44. | Includes index. | "A21"--Cover. 26 cm. Date:1987 Availability: Copies available: (1), Actions:
2. 01. English Non Fiction Urban ecology / by Cochrane, Jennifer. Publication: New York : Bookwright Press, 1987 . 47 p. : , "Organizations to contact": p. 44-45. | Includes index. | "A24"--Cover. 26 cm. Date:1987 Availability: Copies available: (1), Actions:
3. 01. English Non Fiction Water ecology / by Cochrane, Jennifer. Publication: New York : Bookwright Press, 1987 . 47 p. : , "Organizations to contact": p. 44-45. | Includes index. | "X22"--Cover. 26 cm. Date:1987 Availability: Copies available: (1), Actions: