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 terrestrial ecology / by Andrews, William A. Publication: Scarborough, Ont. : Prentice-Hall, 1974 . x, 246 p. : 23 cm. Date:1974 Availability: Copies available: (1), Actions: