Παραπομπή σε μορφή APA (7η εκδ.)

Não informado. (2019). Environmental Engineering. Mechanical Engineering Publications.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Não informado. Environmental Engineering. Bury Saint Edmunds, Inglaterra: Mechanical Engineering Publications, 2019.

Παραπομπή σε μορφή MLA (8th εκδ.)

Não informado. Environmental Engineering. Mechanical Engineering Publications, 2019.

Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.