APA-viite (7. p.)
Tubert-Oklander, J., & Hern?andez de Tubert, R. (2004). Operative groups: The Latin-American approach to group analysis. Jessica Kingsley Publishers.
Chicago-viite (17. p.)
Tubert-Oklander, Juan, ja Reyna Hern?andez de Tubert. Operative Groups: The Latin-American Approach to Group Analysis. London ; New York: Jessica Kingsley Publishers, 2004.
MLA-viite (9. p.)
Tubert-Oklander, Juan, ja Reyna Hern?andez de Tubert. Operative Groups: The Latin-American Approach to Group Analysis. Jessica Kingsley Publishers, 2004.
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