Khanna,O P. Foundry Technology. Dhanpat Rai.
Chicago-viite (17. p.)Khanna,O P. Foundry Technology. New Delhi: Dhanpat Rai.
MLA-viite (9. p.)Khanna,O P. Foundry Technology. Dhanpat Rai.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.
Khanna,O P. Foundry Technology. Dhanpat Rai.
Chicago-viite (17. p.)Khanna,O P. Foundry Technology. New Delhi: Dhanpat Rai.
MLA-viite (9. p.)Khanna,O P. Foundry Technology. Dhanpat Rai.