Chalfant, H., LaBeff, E. Understanding People and Social Life. St. Paul: West Publishing Company, 1988 326 с. сн. 0-314-28603-9.
Chalfant, H., LaBeff, E. Understanding People and Social Life. St. Paul: West Publishing Company, 1988 326 с. сн. 0-314-28603-9.
Chalfant, H., LaBeff, E. (1988) Understanding People and Social Life, St. Paul: West Publishing Company 326 с. сн. 0-314-28603-9.
Chalfant, H., & LaBeff, E. (1988). Understanding People and Social Life. Introduction to Sociology. St. Paul: West Publishing Company, 326 с. сн.
Chalfant H, LaBeff E. Understanding People and Social Life: Introduction to Sociology. St. Paul: West Publishing Company; 1988. p. 326 с. сн. ISBN: 0-314-28603-9.