APA (7 ম সংস্করণ) উদ্ধৃতি

Ramirez, D. M. (1988). Indigenous soil conservation strategies in the Philippine upland farms. Environment and Policy Institute, Eastwest Center.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Ramirez, Domingo M. Indigenous Soil Conservation Strategies in the Philippine Upland Farms. Honolulu, Hawaii: Environment and Policy Institute, Eastwest Center, 1988.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

Ramirez, Domingo M. Indigenous Soil Conservation Strategies in the Philippine Upland Farms. Environment and Policy Institute, Eastwest Center, 1988.