This is a resource manual to be used by trainers in the Puerto Rican history and culture training program which helps to prepare drug abuse workers. The manual is designed to help trainers to understand the importance of geographical, historical, cultural, and racial factors in the development of the Puerto Rican nation and their impact on Puerto Ricans today, especially on Puerto Rican substance abusers. Training modules included in the manual focus on: (1) stereotypes about Puerto Ricans; (2) the geography of Puerto Rico; (3) Indian, African and Spanish influences in the formation of the Puerto Rican nation; (4) the American occupation of Puerto Rico; (5) migration to the mainland; (6) the employment stituation in the United States; (7) the Hispanic Origins of the Puerto Rican family, and the broken family in New York; (8) the "Nuyorican" aspects of developing culture in the United States; (9) racism in Puerto Rico and the United States; and (10) specific problems and issues in dealing with the Puerto Rican Drug Abuser. Also provided are client history case studies. Appended to the manual are lists of referrals, references, and additional readings, and a glossary of Puerto Rican Spanish terms and terms of mixed linguistic origin. (Author/APM)