Gaya APA

Ralls, K, M., Courtney, T, H, , (. (1976). An introduction to materials science and engineering (1976). : New York : John Wiley & Sons,.

Gaya MLA

Ralls, Kenneth, M., Courtney, Thomas, H, , (cs.). "An introduction to materials science and engineering". 1976 : New York : John Wiley & Sons,, 1976. Text.