APA Zitierstil

Dellar, H., & Walkley, A. (2017). Outcomes: Elementary student's book. Singapore: Cengage Learning; National Geographic Learning.

Chicago Zitierstil

Dellar, Hugh, und Andrew Walkley. Outcomes: Elementary Student's Book. Singapore: Cengage Learning; National Geographic Learning, 2017.

MLA Zitierstil

Dellar, Hugh, und Andrew Walkley. Outcomes: Elementary Student's Book. Singapore: Cengage Learning; National Geographic Learning, 2017.

Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.