Cita APA (7th ed.)

Shah,P. (2017). Environmental Studies. P Jamunadas.

Cita Chicago (17th ed.)

Shah,P. Environmental Studies. Mumbai: P Jamunadas, 2017.

Cita MLA (9th ed.)

Shah,P. Environmental Studies. P Jamunadas, 2017.

Atenció: Aquestes cites poden no estar 100% correctes.