This document comprises a report on the knowledge, attitudes, and beliefs about Acquired Immune Deficiency Syndrome (AIDS) of Hispanic Americans residing in Arizona, Colorado, New Mexico, and Texas. A total of 2,400 people (600 per state) were interviewed by telephone between December 1988 and January 1989. The following sample characteristics are reported: (1) 55 percent were female; (2) 51 percent were between 25 and 44 years old; (3) 68 percent were married; (4) the average household size was 3.7 persons; (5) 33 percent were high school graduates and another 31 percent had some postsecondary education; (6) 77 percent were born in the United States; (7) 75 percent of those not born in the United States were raised in Mexico; and (8) 50 percent had a bicultural orientation, 38 percent had a Hispanic cultural orientation, and 11 percent had an Anglo cultural orientation. The following findings are reported: (1) 92 percent had read of, heard of, or seen AIDS; (2) television, magazines, and newspapers were the most frequently identified sources of both AIDS and general health information; (3) television was identified as the single most helpful source of information; (4) English-language television was identified by half as the single most helpful source of information; and (5) of the 44 percent who had received the Surgeon General's pamphlet about AIDS, 88 percent had read all or some of it, 96 percent of the readers understood it, and 59 percent of them talked to someone else about it. Statistical data are included on 21 tables and 11 charts. The following material is appended: (1) a discussion of the survey methodology; (2) the survey questionnaire in both English and Spanish; (3) a postcard sent to prospective participants; (4) lists of sources of AIDS and general health information; (5) a list of seven references; and (6) a brief description of the Latin American Research and Service Agency (LARASA). (FMW)