APA Citatie

Leo Jones. (1997). New progress to first certificate student's book. Cambridge Univ. Press.

Chicago Style citaat

Leo Jones. New Progress to First Certificate Student's Book. Cambridge Univ. Press, 1997.

MLA citatie

Leo Jones. New Progress to First Certificate Student's Book. Cambridge Univ. Press, 1997.

Let op: Deze citaties zijn niet altijd 100% accuraat.