APA (7th ed.) Citation

Leonard, T., Bell, D., & Keenan, P. (1973). Poems. E. & T. O'Brien Ltd.

Chicago Style (17th ed.) Citation

Leonard, Tom, Debby Bell, and Pat Keenan. Poems. Dublin: E. & T. O'Brien Ltd, 1973.

MLA (9th ed.) Citation

Leonard, Tom, et al. Poems. E. & T. O'Brien Ltd, 1973.

Warning: These citations may not always be 100% accurate.