Jolly, H. (1984). Book of child care. Harcourt Brace Jovanovich.
Cita Chicago (17th ed.)Jolly, Hugh. Book of Child Care. Harcourt Brace Jovanovich, 1984.
Cita MLA (9th ed.)Jolly, Hugh. Book of Child Care. Harcourt Brace Jovanovich, 1984.
Atenció: Aquestes cites poden no estar 100% correctes.