Gaya APA
Nag, A., Vizayakumar, K.. (2005).
Environmental Education and Solid Waste Management .
New Delhi:
New Age International Limited.
Gaya Chicago
Nag, A., Vizayakumar, K..
Environmental Education and Solid Waste Management.
New Delhi:
New Age International Limited,
2005.
ML.
Gaya MLA
Nag, A., Vizayakumar, K..
Environmental Education and Solid Waste Management.
New Delhi:
New Age International Limited,
2005.
ML.
Gaya Turabian
Nag, A., Vizayakumar, K..
Environmental Education and Solid Waste Management.
New Delhi:
New Age International Limited,
2005.
ML.