Bravo-Hollis, H. (1937). Las cactaceas de Mexico. [Imprenta universitaria].
Chicago Style (17th ed.) CitationBravo-Hollis, Helia. Las Cactaceas De Mexico. Mexico: [Imprenta universitaria], 1937.
MLA (9th ed.) CitationBravo-Hollis, Helia. Las Cactaceas De Mexico. [Imprenta universitaria], 1937.
Warning: These citations may not always be 100% accurate.