Gaya APA

Philpot, S., Lesley, C. (2013). Headway Academic Skills Introductory Level – Student’s Book (Reading, Writing And Study Skills) . New York: Oxford University Press.

Gaya MLA

Philpot, Sarah., Lesley, Curnick.. "Headway Academic Skills Introductory Level – Student’s Book (Reading, Writing And Study Skills)". New York: Oxford University Press, 2013. Text.