APA citiranje

Quintana, J., & Jenny Quintana. (2003). New Headway English Course: PET Practice Tests [Student's book]. Oxford: Oxford University Press.

Trích dẫn kiểu Chicago

Quintana, Jenny, và Jenny Quintana. New Headway English Course: PET Practice Tests [Student's Book]. Oxford: Oxford University Press, 2003.

MLA citiranje

Quintana, Jenny, và Jenny Quintana. New Headway English Course: PET Practice Tests [Student's Book]. Oxford: Oxford University Press, 2003.