APA (7th ed.) Citation

Ratcliffe, S., & Wilt, D. (1973). Proceedings Seventh National Shellfish Sanitation Workshop. Public Health Service.

Chicago Style (17th ed.) Citation

Ratcliffe, Stanley, and Deborah Wilt. Proceedings Seventh National Shellfish Sanitation Workshop. Washington, D.C: Public Health Service, 1973.

MLA (9th ed.) Citation

Ratcliffe, Stanley, and Deborah Wilt. Proceedings Seventh National Shellfish Sanitation Workshop. Public Health Service, 1973.