APA Citation

James R Craig. (1988). Resources of the earth. Englewood Cliffs, New Jersey: Prentice-Hall.

Trích dẫn kiểu Chicago

James R Craig. Resources of the Earth. Englewood Cliffs, New Jersey: Prentice-Hall, 1988.

MLA Citation

James R Craig. Resources of the Earth. Englewood Cliffs, New Jersey: Prentice-Hall, 1988.

Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.