Manual de técnicas de investigación social
By: por Ronald J. Duncan, Rodolfo Rodríguez, George Uzdavinis.
Contributors: Rodríguez, Rodolfo, 1942- joint author.; Uzdavinis, George, 1938- joint author.
Publisher: Inter American University Press
Published: 1980
Place of publication: San Juan, Puerto Rico
Language: spa
Number of pages: 73
Subjects: Social sciences -- Research -- Handbooks, manuals, etc.
Notes: Bibliography: p. 72-73.