APA-ийн эшлэл(7 дахь хэвлэлт)

BHATNAGAR O P. (1985). EDUCATION AND COMMUNICTION FOR DEVELOPMENT (2.). OXFORD UNIVERSITY PRESS.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

BHATNAGAR O P. EDUCATION AND COMMUNICTION FOR DEVELOPMENT. 2. DELHI BOMBAY: OXFORD UNIVERSITY PRESS, 1985.

MLA -ийн эшлэл (9 дэх хэвлэлт)

BHATNAGAR O P. EDUCATION AND COMMUNICTION FOR DEVELOPMENT. 2. OXFORD UNIVERSITY PRESS, 1985.