APA

Trefil J., Hazen R. M., . (1994). The Sciences: An Integrated Approach. New York, NY: Wiley & Sons.

Chicago

Trefil James, Hazen Robert M, . 1994. The Sciences: An Integrated Approach. New York, NY: Wiley & Sons.

Harvard

Trefil J., Hazen R. M., . (1994). The Sciences: An Integrated Approach. New York, NY: Wiley & Sons.

MLA

Trefil James, Hazen Robert M, . The Sciences: An Integrated Approach. New York, NY: Wiley & Sons. 1994.