Gaya APA

Harris, Michael (dkk.). (2006). New Opportunities : Education for life Upper Intermediate Students' Book (2006) . Essex, England: Person Education.

Gaya Chicago

Harris, Michael (dkk.). New Opportunities : Education for life Upper Intermediate Students' Book (2006). Essex, England: Person Education, 2006. Printed Book.

Gaya MLA

Harris, Michael (dkk.). New Opportunities : Education for life Upper Intermediate Students' Book (2006). Essex, England: Person Education, 2006. Printed Book.

Gaya Turabian

Harris, Michael (dkk.). New Opportunities : Education for life Upper Intermediate Students' Book (2006). Essex, England: Person Education, 2006. Printed Book.