BHATNAGAR O P. (1985). EDUCATION AND COMMUNICTION FOR DEVELOPMENT (2.). OXFORD UNIVERSITY PRESS.
Chicagoスタイル(17版)引用形式BHATNAGAR O P. EDUCATION AND COMMUNICTION FOR DEVELOPMENT. 2. DELHI BOMBAY: OXFORD UNIVERSITY PRESS, 1985.
MLA(9版)引用形式BHATNAGAR O P. EDUCATION AND COMMUNICTION FOR DEVELOPMENT. 2. OXFORD UNIVERSITY PRESS, 1985.
警告: この引用は必ずしも正確ではありません.