Citazione APA

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

Stile di citazione Chicago

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

Citazione MLA

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

Attenzione: Queste citazioni potrebbero non essere precise al 100%.