Gaya APA

Bird, J., Ross, C. (2002). Mechanical Engineering Principles (Cet. 1). Oxford: Penerbit Newnes An imprint of Butterworth-Heinemann.

Gaya MLA

Bird, John., Ross, Carl. "Mechanical Engineering Principles". Cet. 1 Oxford: Penerbit Newnes An imprint of Butterworth-Heinemann, 2002. Text.