Cita APA

Richards, L. A. (1954). Diagnosis and improvement of saline and alkali soils. U.S. Govt. Print. Off.].

Citación estilo Chicago

Richards, L. A. Diagnosis and Improvement of Saline and Alkali Soils. [Washington: U.S. Govt. Print. Off.], 1954.

Cita MLA

Richards, L. A. Diagnosis and Improvement of Saline and Alkali Soils. [Washington: U.S. Govt. Print. Off.], 1954.