Cita APA (7th ed.)

Hewitt, P. G. (1998). Conceptual physics (Eighth edition.). Busy Book Distributors.

Cita Chicago (17th ed.)

Hewitt, Paul G. Conceptual Physics. Eighth edition. Quezon City: Busy Book Distributors, 1998.

Cita MLA (9th ed.)

Hewitt, Paul G. Conceptual Physics. Eighth edition. Busy Book Distributors, 1998.