APA (7th ed.) Citation

Grimmett, R., Inskipp, C., & Inskipp, T. (2011). Birds of the Indian subcontinent ([2. ed.].). Christopher Helm.

Chicago Style (17th ed.) Citation

Grimmett, Richard, Carol Inskipp, and Tim Inskipp. Birds of the Indian Subcontinent. [2. ed.]. London: Christopher Helm, 2011.

MLA (9th ed.) Citation

Grimmett, Richard, et al. Birds of the Indian Subcontinent. [2. ed.]. Christopher Helm, 2011.