Citazione APA

Frazier, L., & Laurie Frazier; Robin Mills. (2015). Northstar: Listening and speaking. White Plains, NY: Pearson Education.

Stile di citazione Chicago

Frazier, Laurie, e Laurie Frazier; Robin Mills. Northstar: Listening and Speaking. White Plains, NY: Pearson Education, 2015.

Citazione MLA

Frazier, Laurie, e Laurie Frazier; Robin Mills. Northstar: Listening and Speaking. White Plains, NY: Pearson Education, 2015.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.