Não informado. (1968). Commercial import detentions. Food and Drug Administration, Department of Health and Human Services.
Chicago-Zitierstil (17. Ausg.)Não informado. Commercial Import Detentions. Washington: Food and Drug Administration, Department of Health and Human Services, 1968.
MLA-Zitierstil (8. Ausg.)Não informado. Commercial Import Detentions. Food and Drug Administration, Department of Health and Human Services, 1968.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.