APA
Westall R., . (1981). The Scarecrows. London: Penguin Books.
Chicago
Westall Robert, . 1981. The Scarecrows. London: Penguin Books.
Harvard
Westall R., . (1981). The Scarecrows. London: Penguin Books.
MLA
Westall Robert, . The Scarecrows. London: Penguin Books. 1981.