APA
ALI S., . (1986). Field guide to the birds of the eastern Himalayas: FOR REFERENCE ONLY. DELHI: OXFORD UNIVERSITY PRESS.
Chicago
ALI SALIM, . 1986. Field guide to the birds of the eastern Himalayas: FOR REFERENCE ONLY. DELHI: OXFORD UNIVERSITY PRESS.
Harvard
ALI S., . (1986). Field guide to the birds of the eastern Himalayas: FOR REFERENCE ONLY. DELHI: OXFORD UNIVERSITY PRESS.
MLA
ALI SALIM, . Field guide to the birds of the eastern Himalayas: FOR REFERENCE ONLY. DELHI: OXFORD UNIVERSITY PRESS. 1986.