APA引文

Comstock, A. B. (1939). Handbook of nature - study. Ithaca, N.Y: Comstock Publishing Company, Inc.

Trích dẫn kiểu Chicago

Comstock, Anna Botsford. Handbook of Nature - Study. Ithaca, N.Y: Comstock Publishing Company, Inc, 1939.

MLA引文

Comstock, Anna Botsford. Handbook of Nature - Study. Ithaca, N.Y: Comstock Publishing Company, Inc, 1939.

警告：這些引文格式不一定是100％准確.