Παραπομπή APA

Gentle, R., & Edwards, P. B. (2002). Mechanical engineering systems. Butterworth-Heinemann.

Παραπομπή Chicago Style

Gentle, Richard, και Peter Bolton Edwards. Mechanical Engineering Systems. Oxford: Butterworth-Heinemann, 2002.

Παραπομπή MLA

Gentle, Richard, και Peter Bolton Edwards. Mechanical Engineering Systems. Butterworth-Heinemann, 2002.