Dyfyniad APA

SHENTON, J. P., MECKLER, A. M., & HERMANSON, R. H. (1975). Programmed learning aid for United States history since1865. Learning Systems.

Dyfyniad Arddull Chicago

SHENTON, James P., Alan M. MECKLER, and Roger H. HERMANSON. Programmed Learning Aid for United States History Since1865. Illinois: Learning Systems, 1975.

Dyfyniad MLA

SHENTON, James P., et al. Programmed Learning Aid for United States History Since1865. Learning Systems, 1975.

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