APA aipamena

S Unnikrishnan. (1997). Landslides in a Fragile Ecosystem. Economic and Political Weekly September 27, 1997.

Chicago Style aipamena

S Unnikrishnan. Landslides in a Fragile Ecosystem. Economic and Political Weekly September 27, 1997, 1997.

MLA aipamena

S Unnikrishnan. Landslides in a Fragile Ecosystem. Economic and Political Weekly September 27, 1997, 1997.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.