Cita APA (7a ed.)

Chisholm, A. H. (1924). Birds of a National Park. Zenodo.

Cita Chicago Style (17a ed.)

Chisholm, Alexander Hugh. Birds of a National Park. Zenodo, 1924.

Cita MLA (9a ed.)

Chisholm, Alexander Hugh. Birds of a National Park. Zenodo, 1924.