APA

Woodcock (Martin W), . (1990). "Collins Handguide To The Birds Of The Indian Sub-Continent Including India, Pakistan, Bangladesh, Sri Lanka And Nepal.". : .

Chicago

Woodcock (Martin W), . 1990. "Collins Handguide To The Birds Of The Indian Sub-Continent Including India, Pakistan, Bangladesh, Sri Lanka And Nepal.". : .

Harvard

Woodcock (Martin W), . (1990). "Collins Handguide To The Birds Of The Indian Sub-Continent Including India, Pakistan, Bangladesh, Sri Lanka And Nepal.". : .

MLA

Woodcock (Martin W), . "Collins Handguide To The Birds Of The Indian Sub-Continent Including India, Pakistan, Bangladesh, Sri Lanka And Nepal.". : . 1990.