APA(7版)引用形式

Betta, L., & DuPaquier Sardinas, C. (1998). NorthStar: Focus on reading and writing, intermediate. Longman.

Chicagoスタイル(17版)引用形式

Betta, Laurie, , Carolyn DuPaquier Sardinas. NorthStar: Focus on Reading and Writing, Intermediate. Nueva York: Longman, 1998.

MLA(9版)引用形式

Betta, Laurie, , Carolyn DuPaquier Sardinas. NorthStar: Focus on Reading and Writing, Intermediate. Longman, 1998.

警告: この引用は必ずしも正確ではありません.