APA citiranje
Gress, J. R., & Purpel, D. E. (1978). Curriculum: An introduction to the field. McCutchan.
Chicago Style (17th ed.) Citation
Gress, James R., and David E. Purpel. Curriculum: An Introduction to the Field. California: McCutchan, 1978.
MLA citiranje
Gress, James R., and David E. Purpel. Curriculum: An Introduction to the Field. McCutchan, 1978.
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