Rowland, V., & Birkett, K. (1992). Personal effectiveness for teachers. Simon and Schuster.
Čikaški stil citiranja (17. izdanje)Rowland, Val, i Ken Birkett. Personal Effectiveness for Teachers. Hertfordshire: Simon and Schuster, 1992.
MLA način citiranja (9. izdanje)Rowland, Val, i Ken Birkett. Personal Effectiveness for Teachers. Simon and Schuster, 1992.
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