APA-čujuhus (7. p.)
Erkens, C., & Twadell, E. (2012). Leading by design: An action framework for PLC at Work leaders. Solution Tree Press.
Chicago-čujuhus (17. p.)
Erkens, Cassandra, juo Eric Twadell. Leading by Design: An Action Framework for PLC at Work Leaders. Bloomington, Ind.: Solution Tree Press, 2012.
MLA-čujuhus (9. p.)
Erkens, Cassandra, juo Eric Twadell. Leading by Design: An Action Framework for PLC at Work Leaders. Solution Tree Press, 2012.
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