APA (7th ed.) Citation

Klein, B. S. (2003). Not all twins are alike: Psychological profiles of twinship (1. publ.). Praeger.

Chicago Style (17th ed.) Citation

Klein, Barbara Schave. Not All Twins Are Alike: Psychological Profiles of Twinship. 1. publ. Westport, Conn. [u.a.]: Praeger, 2003.

MLA (9th ed.) Citation

Klein, Barbara Schave. Not All Twins Are Alike: Psychological Profiles of Twinship. 1. publ. Praeger, 2003.