Gaya APA
Johsep A. Salvato,JR. (1972).
Enviroment enginnering and sanitation .
Malang Kota:
John Wiley&Sons,inc.USA.
Gaya Chicago
Johsep A. Salvato,JR.
Enviroment enginnering and sanitation.
Malang Kota:
John Wiley&Sons,inc.USA,
1972.
Text.
Gaya MLA
Johsep A. Salvato,JR.
Enviroment enginnering and sanitation.
Malang Kota:
John Wiley&Sons,inc.USA,
1972.
Text.
Gaya Turabian
Johsep A. Salvato,JR.
Enviroment enginnering and sanitation.
Malang Kota:
John Wiley&Sons,inc.USA,
1972.
Print.