R423.1 
Acr
A
Acronyms and initialiams dictionary; a guide to Alphabetic designations, contractions, acronyms, initialisms and similar condensed appellations. 3d. ed. Edited by
Ellen T. Crowley and. Robert C. Thomas.
Detroit, Mich. Gale Research Co. [c1970]
xv, 484 p. 29 cm.