Παραπομπή APA

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

Παραπομπή Chicago Style

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

Παραπομπή MLA

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

Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.