Gaya APA
Hasan, S, Z., Levenspiel, O. (1972,1999).
Chemical Reaction Engineering (Ed. 2,Ed. 3).
New York:
John Wiley and Sons.
Gaya MLA
Hasan, Syed, Zahfarul., Levenspiel, Octave.
"Chemical Reaction Engineering".
Ed. 2,Ed. 3
New York:
John Wiley and Sons,
1972,1999.
Text.