Gaya APA
Peurifoy, R, L. et al (1996).
Construction planning equipment and methods (5th ed).
New York:
The McGraw-Hill Companies, Inc..
Gaya MLA
Peurifoy, Robert, Leroy.. et al.
"Construction planning equipment and methods".
5th ed
New York:
The McGraw-Hill Companies, Inc.,
1996.
Printed Book.