Style de citation APA (7e éd.)

Sheffield, J. R., & Diejomaoh, V. P. (1972). Non-formal education in African development. African-American Institute.

Style de citation Chicago (17e éd.)

Sheffield, James R., et Victor P. Diejomaoh. Non-formal Education in African Development. New York: African-American Institute, 1972.

Style de citation MLA (8e éd.)

Sheffield, James R., et Victor P. Diejomaoh. Non-formal Education in African Development. African-American Institute, 1972.