APA (7th ed.) Citation

Krupa, J., & Neff, H. (2019). Introduction.

Chicago Style (17th ed.) Citation

Krupa, Julie, and Heather Neff. Introduction. 2019.

MLA (9th ed.) Citation

Krupa, Julie, and Heather Neff. Introduction. 2019.

Warning: These citations may not always be 100% accurate.