Verma, L. N. (1991). Environment and human habitation. Himanshu.
Chicago Style (17th ed.) CitationVerma, L. N. Environment and Human Habitation. Udaipur: Himanshu, 1991.
MLA (9th ed.) CitationVerma, L. N. Environment and Human Habitation. Himanshu, 1991.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.