APA (7e ed.) Bronvermelding

Garland, G. D. (1971). Introduction to geophysics: Mantle core and crust. W.B.Saunders.

Chicago (17e ed.) Bronvermelding

Garland, George D. Introduction to Geophysics: Mantle Core and Crust. Philadelphia: W.B.Saunders, 1971.

MLA (9e ed.) Bronvermelding

Garland, George D. Introduction to Geophysics: Mantle Core and Crust. W.B.Saunders, 1971.