MLA

Grey-Wilson, Christopher. Poppies : a Guide to the Poppy Family In the Wild and In Cultivation. Rev. ed. London: Batsford, 2000.

APA

Grey-Wilson, C. (2000). Poppies : a guide to the poppy family in the wild and in cultivation. Rev. ed. London: Batsford.

Chicago

Grey-Wilson, Christopher, Poppies: A Guide to the Poppy Family In the Wild and In Cultivation. Rev. ed. London: Batsford, 2000.