APA Alıntı

 Ibbotson, M. (2009).  Professional English in use. Engineering technical English for professionals.  Cambridge Universty Press.

Chicago Stili Alıntı

 Ibbotson, Mark.  Professional English in Use. Engineering Technical English for Professionals.  Cambridge Universty Press, 2009.

MLA Alıntı

 Ibbotson, Mark.  Professional English in Use. Engineering Technical English for Professionals.  Cambridge Universty Press, 2009.