APA (7th ed.) Citation

Berman, S. S., Giamati, P., Bergman, S. S., Pekar, H., & Pulcini, R. American splendor.

Chicago Style (17th ed.) Citation

Berman, Shari Springer, Paul Giamati, Shari Springer Bergman, Harvey Pekar, and Robert Pulcini. American Splendor.

MLA (9th ed.) Citation

Berman, Shari Springer, et al. American Splendor.