Gaya APA
Environmental pollution: thermal. (1992).
New Delhi:
Venus Publishing House.
Gaya Chicago
Environmental pollution: thermal.
.
New Delhi:
Venus Publishing House,
1992.
.
Gaya MLA
Environmental pollution: thermal.
.
New Delhi:
Venus Publishing House,
1992.
.
Gaya Turabian
Environmental pollution: thermal.
New Delhi:
Venus Publishing House,
1992.
.