APA (7th ed.) Citation

Horner, D., & Horner, D. A. (2000). The seeds of virtue.

Chicago Style (17th ed.) Citation

Horner, D., and David A. Horner. The Seeds of Virtue. 2000.

MLA (9th ed.) Citation

Horner, D., and David A. Horner. The Seeds of Virtue. 2000.

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