Citazione Stile APA (7a Edizione)

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

Citazione stile Chigago Style (17a edizione)

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

Citatione MLA (9a ed.)

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