APA (7e ed.) Bronvermelding

Cowan, R. E. (1919). A Bibliography of the Spanish Press of California, 1833-1845. San Fransisco.

Chicago (17e ed.) Bronvermelding

Cowan, Robert Ernest. A Bibliography of the Spanish Press of California, 1833-1845. San Fransisco, 1919.

MLA (8e ed.) Bronvermelding

Cowan, Robert Ernest. A Bibliography of the Spanish Press of California, 1833-1845. San Fransisco, 1919.