APA Style
Holtz, Robert D., Kovacs, William D.. (1991).
An Introduction to Geotechnical Engineering .
Englewood Cliffs, New Jersey:
Prentice-Hall, Inc..
Chicago Style
Holtz, Robert D., Kovacs, William D..
An Introduction to Geotechnical Engineering.
Englewood Cliffs, New Jersey:
Prentice-Hall, Inc.,
1991.
Text.
MLA Style
Holtz, Robert D., Kovacs, William D..
An Introduction to Geotechnical Engineering.
Englewood Cliffs, New Jersey:
Prentice-Hall, Inc.,
1991.
Text.
Turabian Style
Holtz, Robert D., Kovacs, William D..
An Introduction to Geotechnical Engineering.
Englewood Cliffs, New Jersey:
Prentice-Hall, Inc.,
1991.
Print.