A History of the National Graphical Association.

MLA

Gennard, John. A History of the National Graphical Association. London: Unwin Hyman, 1990.

APA

Gennard, J. (1990). A History of the National Graphical Association. London: Unwin Hyman.

Chicago

Gennard, John A History of the National Graphical Association. London: Unwin Hyman, 1990.