Gaya APA

Olson, J, P., H, I, D, M. (NULL). Learning to teach reading in the Elematary School Utilizing a Competency- ì based intructional system . New: New York: Macmillan Publishing Company; 1982.

Gaya MLA

Olson, Joanne, P., H, I., Dillner,, Martha. "Learning to teach reading in the Elematary School Utilizing a Competency- ì based intructional system". New: New York: Macmillan Publishing Company; 1982, NULL. Text.