APA (7th ed.) Citation

Sessions, W. K., & Sessions, E. M. (1976). Printing in York from the 1490s to the present day (Revised ed.). William Sessions Ltd.

Chicago Style (17th ed.) Citation

Sessions, William K., and E. M. Sessions. Printing in York from the 1490s to the Present Day. Revised ed. York: William Sessions Ltd, 1976.

MLA (8th ed.) Citation

Sessions, William K., and E. M. Sessions. Printing in York from the 1490s to the Present Day. Revised ed. William Sessions Ltd, 1976.