Gaya APA

Leipziger, D, M., Mudge, J, L. (1976). Seabed Mineral Resouces and the Economic Interest of Developing Coumtries . : Ballinger Publishing Company.

Gaya MLA

Leipziger, Danny, M.., Mudge, James, L.. "Seabed Mineral Resouces and the Economic Interest of Developing Coumtries". : Ballinger Publishing Company, 1976. Text.