Παραπομπή σε μορφή APA (7η εκδ.)

Durka, F. (1989). Structural mechanics: A fully revised edition of structural mechanicsby W Morgan and D T Williams (fourth edition.). Longman Scientific & Technical.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Durka, Frank. Structural Mechanics: A Fully Revised Edition of Structural Mechanicsby W Morgan and D T Williams. fourth edition. Essex: Longman Scientific & Technical, 1989.

Παραπομπή σε μορφή MLA (8th εκδ.)

Durka, Frank. Structural Mechanics: A Fully Revised Edition of Structural Mechanicsby W Morgan and D T Williams. fourth edition. Longman Scientific & Technical, 1989.