A manual of the study of insects /
by John Henry Comstock...and Anna Botsford Comstock...
APA Citation
Comstock, J. Henry., Comstock, A. Botsford. (1915). A manual of the study of insects. 13th ed. Ithaca, N. Y.: Comstock publishing company.
MLA Citation
Comstock, John Henry, 1849-1931, and Anna Botsford Comstock. A Manual of the Study of Insects. 13th ed. Ithaca, N. Y.: Comstock publishing company, 1915.
Warning: These citations may not always be complete (especially for serials).