Παραπομπή APA

Garland, G. D. (1971). Introduction to geophysics: :Mantle core and crust. Toppaw Co.

Παραπομπή Chicago Style

Garland, George D. Introduction to Geophysics: :Mantle Core and Crust. Tokyo: Toppaw Co, 1971.

Παραπομπή MLA

Garland, George D. Introduction to Geophysics: :Mantle Core and Crust. Toppaw Co, 1971.