Gaya APA
Ostler, Neal K., Nielsen, John T.. (1998).
Waste Management Concepts Volume 5 .
Nganjuk:
Noktah.
Gaya Chicago
Ostler, Neal K., Nielsen, John T..
Waste Management Concepts Volume 5.
Nganjuk:
Noktah,
1998.
.
Gaya MLA
Ostler, Neal K., Nielsen, John T..
Waste Management Concepts Volume 5.
Nganjuk:
Noktah,
1998.
.
Gaya Turabian
Ostler, Neal K., Nielsen, John T..
Waste Management Concepts Volume 5.
Nganjuk:
Noktah,
1998.
.