Gaya APA
Terzaghi, K. et al (1973).
Soil Mechanics in Engineering Practice 3rd.ed .
United States of America:
John Wiley & Sons Ltd..
Gaya MLA
Terzaghi, Karl. et al.
"Soil Mechanics in Engineering Practice 3rd.ed".
United States of America:
John Wiley & Sons Ltd.,
1973.
Text.