The blackberry mite and its control :
Eriophyes essigi Hassan /
by Arthur J. Hanson.
APA Citation
Hanson, A. J. (1933). The blackberry mite and its control: Eriophyes essigi Hassan. Pullman, Wash.: State College of Washington, Agricultural Experiment Station.
MLA Citation
Hanson, Arthur J. The Blackberry Mite And Its Control: Eriophyes Essigi Hassan. Pullman, Wash.: State College of Washington, Agricultural Experiment Station, 1933.
Warning: These citations may not always be complete (especially for serials).