APA (7th ed.) Citation

(1973). The child's world of make-believe: Experimental studies of imaginative play. Academic Press.

Chicago Style (17th ed.) Citation

The Child's World of Make-believe: Experimental Studies of Imaginative Play. New York [u.a.]: Academic Press, 1973.

MLA (9th ed.) Citation

The Child's World of Make-believe: Experimental Studies of Imaginative Play. Academic Press, 1973.