APA (7th ed.) Citation

Sharrock, J. T. R., & Sharrock, E. M. (1976). Rare birds in Britain and Ireland. Poyser.

Chicago Style (17th ed.) Citation

Sharrock, J. T. R., and E. M. Sharrock. Rare Birds in Britain and Ireland. Berkhamsted: Poyser, 1976.

MLA (9th ed.) Citation

Sharrock, J. T. R., and E. M. Sharrock. Rare Birds in Britain and Ireland. Poyser, 1976.