Παραπομπή σε μορφή APA (7η εκδ.)

Petschek, P. (2014). Grading: LandscapingSMART, 3D machine control systems, stormwater management (2nd edition, revised and expanded.). Birkhäuser.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Petschek, Peter. Grading: LandscapingSMART, 3D Machine Control Systems, Stormwater Management. 2nd edition, revised and expanded. Basel: Birkhäuser, 2014.

Παραπομπή σε μορφή MLA (9th εκδ.)

Petschek, Peter. Grading: LandscapingSMART, 3D Machine Control Systems, Stormwater Management. 2nd edition, revised and expanded. Birkhäuser, 2014.