Gaya APA
MATTHIAS, J, A, J., Smith, E. (1960).
HOW TO DESIGN AND INSTALL PLUMBING (Fourth Edition).
Chicago:
American Technical Society.
Gaya MLA
MATTHIAS, Jr.,, A., J.., Smith, Esles.
"HOW TO DESIGN AND INSTALL PLUMBING".
Fourth Edition
Chicago:
American Technical Society,
1960.
Textbook.