Παραπομπή APA

Turk, J., & Turk, A. (1981). Physical science with environmental and other practical applications (2nd ed.). Philadelphia: Saunders College Pub..

Παραπομπή Chicago Style

Turk, Jonathan, and Amos Turk. Physical Science With Environmental and Other Practical Applications. 2nd ed. Philadelphia: Saunders College Pub., 1981.

Παραπομπή MLA

Turk, Jonathan, and Amos Turk. Physical Science With Environmental and Other Practical Applications. 2nd ed. Philadelphia: Saunders College Pub., 1981.

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