Rowland, V., & Birkett, K. (1992). Personal effectiveness for teachers. Simon and Schuster.
Chicago Style (17th ed.) CitationRowland, Val, and Ken Birkett. Personal Effectiveness for Teachers. Hertfordshire: Simon and Schuster, 1992.
MLA (9th ed.) CitationRowland, Val, and Ken Birkett. Personal Effectiveness for Teachers. Simon and Schuster, 1992.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.