[026-071] Some Influences of Man on Biotic Communities
Some Influences of Man on Biotic Communities Author: Van Deventer, William C.
[026-065] A Comparative Study of River Pool and Pond Communities with Special Reference to the Sphaeriids
A Comparative Study of River Pool and Pond Communities with Special Reference to the Sphaeriids Authors: Foster, T. Dale, and Van Deventer, William C.