APA (7th ed.) Citation

Howard, R. E., & King, M. (1977). The illustrated Gods of the North. Necronomicon Press.

Chicago Style (17th ed.) Citation

Howard, Robert E., and Mark King. The Illustrated Gods of the North. West Warwick, R.I.: Necronomicon Press, 1977.

MLA (9th ed.) Citation

Howard, Robert E., and Mark King. The Illustrated Gods of the North. Necronomicon Press, 1977.