APA (7th ed.) Citation

Lovecraft, H. P., Collins, T., Ellis, M., & Davis, P. (1991). H.P. Lovecraft's Cthulhu. Sun City, FL.

Chicago Style (17th ed.) Citation

Lovecraft, H. P., Terry Collins, Mark Ellis, and Paul Davis. H.P. Lovecraft's Cthulhu. Millenium: Sun City, FL, 1991.

MLA (9th ed.) Citation

Lovecraft, H. P., et al. H.P. Lovecraft's Cthulhu. Sun City, FL, 1991.