The Mammillaria handbook, : with descriptions, illustrations, and key to the species of the genus Mammillaria of the Cactaceae

MLA

Craig, Robert T. The Mammillaria Handbook, : with Descriptions, Illustrations, and Key to the Species of the Genus Mammillaria of the Cactaceae. Pasadena: Abbey Garden Press, 1945.

APA

Craig, R. T. (1945). The Mammillaria handbook, : with descriptions, illustrations, and key to the species of the genus Mammillaria of the Cactaceae. Pasadena: Abbey Garden Press.

Chicago

Craig, Robert T. The Mammillaria Handbook,: With Descriptions, Illustrations, and Key to the Species of the Genus Mammillaria of the Cactaceae. Pasadena: Abbey Garden Press, 1945.