1. 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:
2. 01. English Non Fiction Air Ecology / by Cochrane, Jennifer Publication: WAYLAND 1987 Date:1987 Availability: Copies available: (1), Actions:
3. 01. English Non Fiction Land Ecology / by Cochrane, Jennifer Publication: WAYLAND 1987 Date:1987 Availability: Copies available: (1), Actions:
4. 01. English Non Fiction Plant Ecology by Cochrane, Jennifer Publication: Wayland Press 1987 Date:1987 Availability: Copies available: (1), Actions: