Gardner, J. G. (1973). Contract foodservice/vending. Institutions/Volume Feeding Magazine.
Citazione stile Chigago Style (17a edizione)Gardner, Jerry G. Contract Foodservice/vending. Chicago: Institutions/Volume Feeding Magazine, 1973.
Citatione MLA (9a ed.)Gardner, Jerry G. Contract Foodservice/vending. Institutions/Volume Feeding Magazine, 1973.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.