Marshall, W. T. 1., Bock, T. M., & Haselton, S. E. 1. (1941). Cactaceae: With illustrated keys of all tribes, sub-tribes and genera (First edition.). Pasadena, U.S.A.: Abbey Garden Press.
Chicago Style CitationMarshall, William Taylor 1886-1957, Thor Methven Bock, and Scott Edson 1895-1991 Haselton. Cactaceae: With Illustrated Keys of All Tribes, Sub-tribes and Genera. First edition. Pasadena, U.S.A.: Abbey Garden Press, 1941.
MLA CitationMarshall, William Taylor 1886-1957, Thor Methven Bock, and Scott Edson 1895-1991 Haselton. Cactaceae: With Illustrated Keys of All Tribes, Sub-tribes and Genera. First edition. Pasadena, U.S.A.: Abbey Garden Press, 1941.
Warning: These citations may not always be 100% accurate.