Cita APA (7a ed.)
RALPH, A., & JOHNSTONE, S. (1992). ASSESSMENT AND TRAINING OF FUNCTIONAL CONVERSATION BEHAVIOUR.
Cita Chicago Style (17a ed.)
RALPH, A., y S. JOHNSTONE. ASSESSMENT AND TRAINING OF FUNCTIONAL CONVERSATION BEHAVIOUR. 1992.
Cita MLA (9a ed.)
RALPH, A., y S. JOHNSTONE. ASSESSMENT AND TRAINING OF FUNCTIONAL CONVERSATION BEHAVIOUR. 1992.
Precaución: Estas citas no son 100% exactas.