Cita APA (7th ed.)
Patel, S., & Bolton, M. (2013). Contact in context. Cambridge Scholars Publishing.
Cita Chicago (17th ed.)
Patel, Sandhya, i Marie Bolton. Contact in Context. Newcastle upon Tyne, England: Cambridge Scholars Publishing, 2013.
Cita MLA (9th ed.)
Patel, Sandhya, i Marie Bolton. Contact in Context. Cambridge Scholars Publishing, 2013.
Atenció: Aquestes cites poden no estar 100% correctes.