Cita APA (7th ed.)

Fromberg, D. P., & Williams, L. R. (1992). Encyclopedia of early childhood eduction. Garland Publishing Co..

Cita Chicago (17th ed.)

Fromberg, Doris Pronin, i Leslie R. Williams. Encyclopedia of Early Childhood Eduction. New York: Garland Publishing Co., 1992.

Cita MLA (9th ed.)

Fromberg, Doris Pronin, i Leslie R. Williams. Encyclopedia of Early Childhood Eduction. Garland Publishing Co., 1992.