Gaya APA

Swanson, C, P., Montgomery, I, L, M. (1980). Selected issues in mathematics education . California: California: McCutchan; 1980..

Gaya MLA

Swanson, Carl, P.., Montgomery, I., Lindquist,, Mary. "Selected issues in mathematics education". California: California: McCutchan; 1980., 1980. Text.