APA (7th ed.) Citation

Strand, R. G. Index to geologic maps of California. California Division of Mines.

Chicago Style (17th ed.) Citation

Strand, R. G. Index to Geologic Maps of California. San Francisco: California Division of Mines.

MLA (9th ed.) Citation

Strand, R. G. Index to Geologic Maps of California. California Division of Mines.

Warning: These citations may not always be 100% accurate.