Gaya APA

Skinner, C. et al (). Using interpendent contingencies with groups of students : why the principal kissed a pig / (Educational Administration35, Desember, 1999806 - ). : .

Gaya MLA

Skinner, Christopher. et al. "Using interpendent contingencies with groups of students : why the principal kissed a pig /". Educational Administration35, Desember, 1999806 - : , . Artikel.