Cita APA (7th ed.)

Chaphekar, S. B., & Mhatra, G. N. (1986). Human impact on Ganga river ecosystem: An assessment. Concept.

Cita Chicago (17th ed.)

Chaphekar, S. B., i G. N. Mhatra. Human Impact on Ganga River Ecosystem: An Assessment. New Delhi: Concept, 1986.

Cita MLA (9th ed.)

Chaphekar, S. B., i G. N. Mhatra. Human Impact on Ganga River Ecosystem: An Assessment. Concept, 1986.