Gaya APA

Cooley, W., Bickel, W. (1991). Desicion-Oriented Educational Research (Cet 3). Boston: Kluwer Nijhoff Publishing.

Gaya MLA

Cooley, William., Bickel, William. "Desicion-Oriented Educational Research". Cet 3 Boston: Kluwer Nijhoff Publishing, 1991. Text.