APA (7th ed.) Citation

Parker, B., Billings, B. M., & Ross, B. (1988). Gay Comix. Bob Ross.

Chicago Style (17th ed.) Citation

Parker, Brad, Bruce; Marcel Billings, and Bob Ross. Gay Comix. San Francisco: Bob Ross, 1988.

MLA (8th ed.) Citation

Parker, Brad, et al. Gay Comix. Bob Ross, 1988.