Cita APA

Merdinger, P., & Polly Merdinger; Laurie Barton. (2015). Northstar 1: Listening & speaking. White Plains, NY: Pearson Education.

Chicago Style Citation

Merdinger, Polly, i Polly Merdinger; Laurie Barton. Northstar 1: Listening & Speaking. White Plains, NY: Pearson Education, 2015.

Cita MLA

Merdinger, Polly, i Polly Merdinger; Laurie Barton. Northstar 1: Listening & Speaking. White Plains, NY: Pearson Education, 2015.

Atenció: Aquestes cites poden no estar 100% correctes.