Whitney, N. (1980). The truth machine ([Rep. 1980].). Heinemann Educational Books.
Cita Chicago Style (17a ed.)Whitney, Norman. The Truth Machine. [Rep. 1980]. London: Heinemann Educational Books, 1980.
Cita MLA (9a ed.)Whitney, Norman. The Truth Machine. [Rep. 1980]. Heinemann Educational Books, 1980.
Precaución: Estas citas no son 100% exactas.