TY  - BOOK
AU  - Welford,Alan Traviss
TI  - Sociedad, problemas y métodos de estudio
PY  - 1966///,c1962
CY  - Barcelona
PB  - Ediciones Martínez Roca
KW  - Sociology
KW  - Addresses, essays, lectures
KW  - Local
N1  - Translation of : Society, problems and methods of study; Includes bibliographies
ER  -