APA Edition Citation

Ritsema, A. R., Aki, K., & Hart,P J. (1972). Upper mantle. Elsevier publishing company.

Chicago Edition Citation

Ritsema, A. R., K. Aki, and Hart,P J. Upper Mantle. New York: Elsevier publishing company, 1972.

MLA Edition Citation

Ritsema, A. R., et al. Upper Mantle. Elsevier publishing company, 1972.