APA-čujuhus (7. p.)
Harmin, M., & Sax, S. (1977). A peaceable classroom: Activities to calm and free student energies. Winston Press.
Chicago-čujuhus (17. p.)
Harmin, Merrill, juo Saville Sax. A Peaceable Classroom: Activities to Calm and Free Student Energies. Minneapolis: Winston Press, 1977.
MLA-čujuhus (9. p.)
Harmin, Merrill, juo Saville Sax. A Peaceable Classroom: Activities to Calm and Free Student Energies. Winston Press, 1977.
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