AHLUWALIA, V. M. (2019). Environmental science. Ane Books.
Cita Chicago (17th ed.)AHLUWALIA, V.K. Malhotra. Environmental Science. Ane Books, 2019.
Cita MLA (9th ed.)AHLUWALIA, V.K. Malhotra. Environmental Science. Ane Books, 2019.
Atenció: Aquestes cites poden no estar 100% correctes.