Παραπομπή σε μορφή APA (7η εκδ.)

Indian Institute of Petroleum. Annual report ... of the Indian Institute of Petroleum. s.n..

Παραπομπή σε μορφή Chicago (17η εκδ.)

Indian Institute of Petroleum. Annual Report ... of the Indian Institute of Petroleum. [Dehra Dun, India: s.n..

Παραπομπή σε μορφή MLA (8th εκδ.)

Indian Institute of Petroleum. Annual Report ... of the Indian Institute of Petroleum. s.n..