APA (7th ed.) Citation

Clifton, M. (2020). What have I done?: The stories of Mark Clifton. Dover Publications, Inc..

Chicago Style (17th ed.) Citation

Clifton, Mark. What Have I Done?: The Stories of Mark Clifton. Mineola: Dover Publications, Inc., 2020.

MLA (8th ed.) Citation

Clifton, Mark. What Have I Done?: The Stories of Mark Clifton. Dover Publications, Inc., 2020.