Gaya APA

Solorzano, Helen S., Schmidt, Jennifer P.L.. (2009). NorthStar 3 Listening and Speaking . New York: Pearson Longman.

Gaya Chicago

Solorzano, Helen S., Schmidt, Jennifer P.L.. NorthStar 3 Listening and Speaking. New York: Pearson Longman, 2009. Text.

Gaya MLA

Solorzano, Helen S., Schmidt, Jennifer P.L.. NorthStar 3 Listening and Speaking. New York: Pearson Longman, 2009. Text.

Gaya Turabian

Solorzano, Helen S., Schmidt, Jennifer P.L.. NorthStar 3 Listening and Speaking. New York: Pearson Longman, 2009. Print.