APA citiranje

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

Chicago Style (17th ed.) Citation

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

MLA citiranje

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