United States. Children's Bureau & Goodrich, F. W. (1968). Infant care: The United States Government guide. Prentice-Hall.
Citazione stile Chigago Style (17a edizione)United States. Children's Bureau e Frederick Warren Goodrich. Infant Care: The United States Government Guide. Englewood Cliffs, N.J.: Prentice-Hall, 1968.
Citatione MLA (8a ed.)United States. Children's Bureau e Frederick Warren Goodrich. Infant Care: The United States Government Guide. Prentice-Hall, 1968.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.