The natural history of the USSR
MLA
Knystautas, A.
The Natural History of the Ussr. New York: McGraw-Hill, 1987.
APA
Knystautas, A. (1987).
The natural history of the USSR. New York: McGraw-Hill.
Chicago
Knystautas, A.
The Natural History of the USSR. New York: McGraw-Hill, 1987.