Cita APA

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

Chicago Style Citation

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

Cita MLA

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

Atenció: Aquestes cites poden no estar 100% correctes.