Citazione Stile APA (7a Edizione)
Leach, P. (1983). Babyhood: Stage by stage, from birth to age two: how your baby develops physically, emotionally, mentally. Alfred A. Knopf.
Citazione stile Chigago Style (17a edizione)
Leach, Penelope. Babyhood: Stage by Stage, from Birth to Age Two: How Your Baby Develops Physically, Emotionally, Mentally. New York: Alfred A. Knopf, 1983.
Citatione MLA (9a ed.)
Leach, Penelope. Babyhood: Stage by Stage, from Birth to Age Two: How Your Baby Develops Physically, Emotionally, Mentally. Alfred A. Knopf, 1983.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.