APA (7th ed.) Citation

Purdy, C. P. (1951). Antimony occurrences of Washington. State Printing Plant.

Chicago Style (17th ed.) Citation

Purdy, C. Phillips. Antimony Occurrences of Washington. Olympia: State Printing Plant, 1951.

MLA (8th ed.) Citation

Purdy, C. Phillips. Antimony Occurrences of Washington. State Printing Plant, 1951.

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