Taylor, J. A. (1970). The Role of water in agriculture: Based on papers and discussions at a symposium held at the Welsh Plant Breeding Station near Aberystwyth on March 19th, 1969. New York: Pergamon Press.

Taylor, James Allan. The Role of Water in Agriculture: Based On Papers and Discussions At a Symposium Held At the Welsh Plant Breeding Station Near Aberystwyth On March 19th, 1969. New York: Pergamon Press, 1970.

Taylor, James Allan. The Role of Water in Agriculture: Based On Papers and Discussions At a Symposium Held At the Welsh Plant Breeding Station Near Aberystwyth On March 19th, 1969. New York: Pergamon Press, 1970.