Gaya APA

Ph.D>, W, H, P., Ph.D., W, B. (1976). Soil Mechanics : Principles and Applications (Ed. 1). New York: John Wiley Sons.

Gaya MLA

Ph.D>, William, H., Perloff,., Ph.D., William, Baron,. "Soil Mechanics : Principles and Applications". Ed. 1 New York: John Wiley Sons, 1976. Text.