APA
Horning P., Knobloch I. W. & Roller J. W. (1962). Ferns and fern Allies of Chihuahua, Mexico. Texas: Texas Research Foundation.
Chicago
Horning Phoebejane, Knobloch Irving W and Roller Jane W. 1962. Ferns and fern Allies of Chihuahua, Mexico. Texas: Texas Research Foundation.
Harvard
Horning P., Knobloch I. W. and Roller J. W. (1962). Ferns and fern Allies of Chihuahua, Mexico. Texas: Texas Research Foundation.
MLA
Horning Phoebejane, Knobloch Irving W and Roller Jane W. Ferns and fern Allies of Chihuahua, Mexico. Texas: Texas Research Foundation. 1962.
TextoIdioma: Inglés Editor: Texas Texas Research Foundation 1962Descripción: 198 páginas 27 x 19 cmTema(s):