Παραπομπή σε μορφή APA (7η εκδ.)

Engel, L., & Klingele, H. (1981). An atlas of metal damage: Surface examination by scanning electron microscope. Wolfe Science in association with Hanser.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Engel, Lothar, και Hermann Klingele. An Atlas of Metal Damage: Surface Examination by Scanning Electron Microscope. Munich ; London: Wolfe Science in association with Hanser, 1981.

Παραπομπή σε μορφή MLA (8th εκδ.)

Engel, Lothar, και Hermann Klingele. An Atlas of Metal Damage: Surface Examination by Scanning Electron Microscope. Wolfe Science in association with Hanser, 1981.