INDIAN INSTITUTE OF CHEMICAL ENGINEERS. (1992). NATIONAL SEMINAR ON PETROCHEMICALS EMERGING TECHNOLOGIES. GRIHA PRAKASHAN.
Chicago-viite (17. p.)INDIAN INSTITUTE OF CHEMICAL ENGINEERS. NATIONAL SEMINAR ON PETROCHEMICALS EMERGING TECHNOLOGIES. BOSTON: GRIHA PRAKASHAN, 1992.
MLA-viite (9. p.)INDIAN INSTITUTE OF CHEMICAL ENGINEERS. NATIONAL SEMINAR ON PETROCHEMICALS EMERGING TECHNOLOGIES. GRIHA PRAKASHAN, 1992.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.