Gaya APA

Johnston, Olivia (dkk.). (2006). New Opportunities : Education for life Elementary Language Powerbook (2006) . Essex, England: Person Education.

Gaya Chicago

Johnston, Olivia (dkk.). New Opportunities : Education for life Elementary Language Powerbook (2006). Essex, England: Person Education, 2006. Printed Book.

Gaya MLA

Johnston, Olivia (dkk.). New Opportunities : Education for life Elementary Language Powerbook (2006). Essex, England: Person Education, 2006. Printed Book.

Gaya Turabian

Johnston, Olivia (dkk.). New Opportunities : Education for life Elementary Language Powerbook (2006). Essex, England: Person Education, 2006. Printed Book.