Παραπομπή APA

Soussan, J. (1988). Primary resources and energy in the third world.

Παραπομπή Chicago Style

Soussan, John. Primary Resources and Energy in the Third World. London, Routledge, 1988.

Παραπομπή MLA

Soussan, John. Primary Resources and Energy in the Third World. 1988.