APA-referens

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

Chicago-stil citat

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

MLA-referens

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

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.