APA সাইটেশন

Solórzano, H. S. (2006). NorthStar: Building skills for the TOEFL IBT : High intermediate. New York: Pearson Longman.

শিকাগো স্টাইলে সাইটেশন

Solórzano, Helen S. NorthStar: Building Skills for the TOEFL IBT : High Intermediate. New York: Pearson Longman, 2006.

এমএলএ সাইটেশন

Solórzano, Helen S. NorthStar: Building Skills for the TOEFL IBT : High Intermediate. New York: Pearson Longman, 2006.