Cita APA

Johnson, S. R., & Johnson, R. B. (1970). Developing individualized instructional material: A self-instructional material in itself. Palo Alto, Calif.: Westinghouse Learning Press.

Citación estilo Chicago

Johnson, Stuart R., y Rita B. Johnson. Developing Individualized Instructional Material: A Self-instructional Material in Itself. Palo Alto, Calif.: Westinghouse Learning Press, 1970.

Cita MLA

Johnson, Stuart R., y Rita B. Johnson. Developing Individualized Instructional Material: A Self-instructional Material in Itself. Palo Alto, Calif.: Westinghouse Learning Press, 1970.