Style de citation APA

Johnson, M., Strom, M. S., & Facing History and Ourselves National Foundation. (1989). Facing history and ourselves: Elements of time. Facing History and Ourselves.

Style de citation Chicago

Johnson, Mary, Margot Stern Strom, et Facing History and Ourselves National Foundation. Facing History and Ourselves: Elements of Time. Brookline, Mass: Facing History and Ourselves, 1989.

Style de citation MLA

Johnson, Mary, et al. Facing History and Ourselves: Elements of Time. Facing History and Ourselves, 1989.

Attention : ces citations peuvent ne pas être correctes à 100%.