Fromberg, D. P. (1977). Early childhood education: A perceptual models curriculum. Wiley.
Cita Chicago (17th ed.)Fromberg, Doris Pronin. Early Childhood Education: A Perceptual Models Curriculum. New York: Wiley, 1977.
Cita MLA (8th ed.)Fromberg, Doris Pronin. Early Childhood Education: A Perceptual Models Curriculum. Wiley, 1977.
Atenció: Aquestes cites poden no estar 100% correctes.