APA ציטוט

SHELTOR, N., & BURTON, S. (1994). Assertiveness skills. Businnes One Irwin.

Chicago Style (17th ed.) Citation

SHELTOR, Nelda, and Sharon BURTON. Assertiveness Skills. Burr Ridge: Businnes One Irwin, 1994.

ציטוט MLA

SHELTOR, Nelda, and Sharon BURTON. Assertiveness Skills. Businnes One Irwin, 1994.