APA (7th ed.) Citation

Tustin, F. (1990). The protective shell in children and adults. Karnac Books.

Chicago Style (17th ed.) Citation

Tustin, Frances. The Protective Shell in Children and Adults. London: Karnac Books, 1990.

MLA (9th ed.) Citation

Tustin, Frances. The Protective Shell in Children and Adults. Karnac Books, 1990.

Warning: These citations may not always be 100% accurate.