Cita APA (7a ed.)
Parnell, J., Cullen, E. L., Curtis, T., & Webb, D. A. (2011). Webb's an Irish flora ([Eighth edition].). Cork University Press.
Cita Chicago Style (17a ed.)
Parnell, John, Elaine L. Cullen, Tom Curtis, y D. A. Webb. Webb's an Irish Flora. [Eighth edition]. Cork: Cork University Press, 2011.
Cita MLA (9a ed.)
Parnell, John, et al. Webb's an Irish Flora. [Eighth edition]. Cork University Press, 2011.
Precaución: Estas citas no son 100% exactas.