APA (7th ed.) Citation

Toulmin, P. (1953). Petrography and petrology of Rito Alto stock, Custer and Saguache Counties, Colorado.

Chicago Style (17th ed.) Citation

Toulmin, Priestley. Petrography and Petrology of Rito Alto Stock, Custer and Saguache Counties, Colorado. 1953.

MLA (8th ed.) Citation

Toulmin, Priestley. Petrography and Petrology of Rito Alto Stock, Custer and Saguache Counties, Colorado. 1953.

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