Cita APA (7a ed.)

Agassiz, L. (1863). Methods of study in natural history. Ticknor and Fields.

Cita Chicago Style (17a ed.)

Agassiz, Louis. Methods of Study in Natural History. Boston: Ticknor and Fields, 1863.

Cita MLA (8a ed.)

Agassiz, Louis. Methods of Study in Natural History. Ticknor and Fields, 1863.