Gaya APA
WRIGHT, Forrest B.. (1939).
Rural Water Supply and sanitation .
New York:
Jhon Wiley and Sons.
Gaya Chicago
WRIGHT, Forrest B..
Rural Water Supply and sanitation.
New York:
Jhon Wiley and Sons,
1939.
Teks.
Gaya MLA
WRIGHT, Forrest B..
Rural Water Supply and sanitation.
New York:
Jhon Wiley and Sons,
1939.
Teks.
Gaya Turabian
WRIGHT, Forrest B..
Rural Water Supply and sanitation.
New York:
Jhon Wiley and Sons,
1939.
Teks.