Gaya APA

Ralls, K, M., Courtney, T, H. (1978). Introduction to materials science and engineering. (1978). : New Delhi: Wiley Eastern Limited,.

Gaya MLA

Ralls, Kenneth, M.., Courtney, Thomas, H.. "Introduction to materials science and engineering.". 1978 : New Delhi: Wiley Eastern Limited,, 1978. Text.