APA (7 ম সংস্করণ) উদ্ধৃতি

ASSOCIATION OF INDIAN UNIVERSITIES. (2001). ENVIRONMENTAL EDUCATION IN INDIA 1999-2000. ASSOCIATION OF INDIAN UNIVERSITIES.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

ASSOCIATION OF INDIAN UNIVERSITIES. ENVIRONMENTAL EDUCATION IN INDIA 1999-2000. NEW DELHI: ASSOCIATION OF INDIAN UNIVERSITIES, 2001.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

ASSOCIATION OF INDIAN UNIVERSITIES. ENVIRONMENTAL EDUCATION IN INDIA 1999-2000. ASSOCIATION OF INDIAN UNIVERSITIES, 2001.