Παραπομπή APA

Walker, K. M. (1978). Applied mechanics for engineers (Ed.2.). Reston.

Παραπομπή Chicago Style

Walker, Keith M. Applied Mechanics for Engineers. Ed.2. U S A: Reston, 1978.

Παραπομπή MLA

Walker, Keith M. Applied Mechanics for Engineers. Ed.2. Reston, 1978.