APA
,, . (1990). Talking listning : Keys to success with customers and co-workers. Chicago: The Institute of Financial Education.
Chicago
,, . 1990. Talking listning : Keys to success with customers and co-workers. Chicago: The Institute of Financial Education.
Harvard
,, . (1990). Talking listning : Keys to success with customers and co-workers. Chicago: The Institute of Financial Education.
MLA
,, . Talking listning : Keys to success with customers and co-workers. Chicago: The Institute of Financial Education. 1990.