Cita APA

Whittaker, A. (1985). Field geologist's training guide. International Human Resources Development Corporation.

Citación estilo Chicago

Whittaker, Alun. Field Geologist's Training Guide. Boston: International Human Resources Development Corporation, 1985.

Cita MLA

Whittaker, Alun. Field Geologist's Training Guide. International Human Resources Development Corporation, 1985.