Παραπομπή APA

Clark College. Cooperative General Science Project. (1970). Concepts in physical science (Prelim. ed.). Addison-Wesley Pub. Co.

Παραπομπή Chicago Style

Clark College. Cooperative General Science Project. Concepts in Physical Science. Prelim. ed. Reading, Mass.: Addison-Wesley Pub. Co, 1970.

Παραπομπή MLA

Clark College. Cooperative General Science Project. Concepts in Physical Science. Prelim. ed. Addison-Wesley Pub. Co, 1970.