Gaya APA

Dunn, I, S., Anderson, L, R. (1980). Fundamentals of geotechnical analysis. (1980). : New York : John Wiley & Sons,.

Gaya MLA

Dunn, Irving, S.., Anderson, Loren, R.. "Fundamentals of geotechnical analysis.". 1980 : New York : John Wiley & Sons,, 1980. Text.