Παραπομπή σε μορφή APA (7η εκδ.)

Pennington, S. (2020). Benjamin Wright: Father of American civil engineering. American Society of Civil Engineering. https://doi.org/10.1061/9780784415665

Παραπομπή σε μορφή Chicago (17η εκδ.)

Pennington, Steven. Benjamin Wright: Father of American Civil Engineering. Reston, Virginia: American Society of Civil Engineering, 2020. https://doi.org/10.1061/9780784415665.

Παραπομπή σε μορφή MLA (9th εκδ.)

Pennington, Steven. Benjamin Wright: Father of American Civil Engineering. American Society of Civil Engineering, 2020. https://doi.org/10.1061/9780784415665.