1. 01. English Non Fiction A guide to the study of soil ecology / by Andrews, William A. Publication: Englewood Cliffs, N.J. : Prentice-Hall, 1973 . x, 198 p. : 23 cm. Date:1973 Availability: Copies available: (2), Actions:
2. 01. English Non Fiction A guide to the study of environmental pollution / by Andrews, William A., Publication: Englewood Cliffs, N.J. : Prentice-Hall, 1972 . x, 260 p. : 24 cm. Date:1972 Availability: Copies available: (2), Actions:
3. 01. English Non Fiction A guide to the study of freshwater ecology / by Andrews, William A., Publication: Englewood Cliffs, N.J. : Prentice-Hall, 1972 . ix, 182 p. : , Cover title: Freshwater ecology. 25 cm. Date:1972 Availability: Copies available: (1), Actions: