Style de citation APA (7e éd.)

Não informado. (1971). California Geology. California Division of Mines and Geology.

Style de citation Chicago (17e éd.)

Não informado. California Geology. Sacramento, Calif: California Division of Mines and Geology, 1971.

Style de citation MLA (8e éd.)

Não informado. California Geology. California Division of Mines and Geology, 1971.

Attention : ces citations peuvent ne pas être correctes à 100%.