TY - BOOK AU - Torres Degro,Arnaldo AU - Afanador Mejias,Evelyn TI - Estadistica descriptiva en el campo social puertorriqueño 2005 SN - 0965005739 PY - 2005/// CY - Mayagüez, PR PB - Arnaldo Torres Degro KW - Statistics KW - Problems, exercises, etc KW - Local KW - Social sciences KW - Research N1 - Includes bibliographical references (p. [221]-222) and index ER -