Tohutoro APA (7th ed.)

Gallagher, N. Delta's next generation toefel test. Delta publishing company.

Tohutoru Kātū Chicago (17th ed.)

Gallagher, Nancy. Delta's Next Generation Toefel Test. New York: Delta publishing company.

Tohutoro MLA (9th ed.)

Gallagher, Nancy. Delta's Next Generation Toefel Test. Delta publishing company.