Não informado. (1949). Ice Cream and Frozen Confectionery. Ice Cream Alliance.
Chicago-viite (17. p.)Não informado. Ice Cream and Frozen Confectionery. London: Ice Cream Alliance, 1949.
MLA-viite (8. p.)Não informado. Ice Cream and Frozen Confectionery. Ice Cream Alliance, 1949.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.