Gaya APA

Laurie, E, S, H, F. (2009). Contenporari Topics Academic Listening and Note-Taking Skills . Unied States: United States: Pearson Longman.

Gaya MLA

Laurie, Ed., Solorzano,, Helena., Frazier,. "Contenporari Topics Academic Listening and Note-Taking Skills". Unied States: United States: Pearson Longman, 2009. Text.