APA
kerchner c., koppich j. & weeres j. (1997). united mind workers. san francisco: jossey-bass publishers.
Chicago
kerchner charles, koppich julia and weeres joseph. 1997. united mind workers. san francisco: jossey-bass publishers.
Harvard
kerchner c., koppich j. and weeres j. (1997). united mind workers. san francisco: jossey-bass publishers.
MLA
kerchner charles, koppich julia and weeres joseph. united mind workers. san francisco: jossey-bass publishers. 1997.