Cita APA (7th ed.)

Merken, M. (1989). Physical Science with modern applications (4th.ed.). Saunders college.

Cita Chicago (17th ed.)

Merken, Melvin. Physical Science with Modern Applications. 4th.ed. Philadelphia: Saunders college, 1989.

Cita MLA (9th ed.)

Merken, Melvin. Physical Science with Modern Applications. 4th.ed. Saunders college, 1989.