Gale Research Company. (1960). Acronyms dictionary: A guide to alphabetic designations, contractions, and initialisms. s.n.
Citazione stile Chigago Style (17a edizione)Gale Research Company. Acronyms Dictionary: A Guide to Alphabetic Designations, Contractions, and Initialisms. Detroit: s.n, 1960.
Citatione MLA (9a ed.)Gale Research Company. Acronyms Dictionary: A Guide to Alphabetic Designations, Contractions, and Initialisms. s.n, 1960.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.