Cita APA

Jackson, N., & Penn, P. Dictionary of natural resources and their principal uses/2nd ed (2nd ed.).

Citación estilo Chicago

Jackson, Nora, y Philip Penn. Dictionary of Natural Resources and Their Principal Uses/2nd Ed. 2nd ed.

Cita MLA

Jackson, Nora, y Philip Penn. Dictionary of Natural Resources and Their Principal Uses/2nd Ed. 2nd ed.