Gaya APA
Houghtalen, R, J. et al (2010).
Fundamentals of Hydraulic Engineering Systems, Fourth Edition (4th Ed.).
New Jersey:
Pearson Education Int..
Gaya MLA
Houghtalen, Robert, J.. et al.
"Fundamentals of Hydraulic Engineering Systems, Fourth Edition".
4th Ed.
New Jersey:
Pearson Education Int.,
2010.
Text.