Byers, C., Olsson, U., & Curson, J. (1996). Buntings and sparrows: A guide to the buntings and North American sparrows (repr.). Pica Press [u.a.].
Chicago Style (17th ed.) CitationByers, Clive, Urban Olsson, and Jon Curson. Buntings and Sparrows: A Guide to the Buntings and North American Sparrows. repr. Mountfield, East Sussex [u.a.]: Pica Press [u.a.], 1996.
MLA (9th ed.) CitationByers, Clive, et al. Buntings and Sparrows: A Guide to the Buntings and North American Sparrows. repr. Pica Press [u.a.], 1996.
Warning: These citations may not always be 100% accurate.