APA引文

Dellar H. Hugh & Walkley A. Andrew. (2020). Outcomes. Advanced: Student's book (2nd ed.). Andover, National Geographic Learning, 2020.

Chicago Style (17th ed.) Citation

Dellar H. Hugh and Walkley A. Andrew. Outcomes. Advanced: Student's Book. 2nd ed. Andover, National Geographic Learning, 2020, 2020.

MLA引文

Dellar H. Hugh and Walkley A. Andrew. Outcomes. Advanced: Student's Book. 2nd ed. Andover, National Geographic Learning, 2020, 2020.

警告：這些引文格式不一定是100％准確.