Παραπομπή APA

Richards, I. S., & Ira S Richards. (2008). Principles and Practice of Toxicology in Public Health. Jones and Bartlett Publishers.

Παραπομπή Chicago Style

Richards, Ira S., και Ira S Richards. Principles and Practice of Toxicology in Public Health. Boston: Jones and Bartlett Publishers, 2008.

Παραπομπή MLA

Richards, Ira S., και Ira S Richards. Principles and Practice of Toxicology in Public Health. Jones and Bartlett Publishers, 2008.