APA citiranje

Carne, P., Jenkins, R., & Johnson, S. (2015). Grammar explorer. Boston: National Geographic Learning, Cengage Learning.

Trích dẫn kiểu Chicago

Carne, Paul, Rob Jenkins, và Staci Johnson. Grammar Explorer. Boston: National Geographic Learning, Cengage Learning, 2015.

MLA citiranje

Carne, Paul, Rob Jenkins, và Staci Johnson. Grammar Explorer. Boston: National Geographic Learning, Cengage Learning, 2015.