Cita APA (7a ed.)
Neill, H. B. (1963). The art of contrary thinking: It pays to be contrary (6th and enl. ed.). Caxton Printers.
Cita Chicago Style (17a ed.)
Neill, Humphrey B. The Art of Contrary Thinking: It Pays to Be Contrary. 6th and enl. ed. Caldwell, Idaho: Caxton Printers, 1963.
Cita MLA (9a ed.)
Neill, Humphrey B. The Art of Contrary Thinking: It Pays to Be Contrary. 6th and enl. ed. Caxton Printers, 1963.
Precaución: Estas citas no son 100% exactas.