Blass, L. (2000). Quest: Listening and Speaking in the Academic Work-Book 1 (Có sách). Boston: Mc GrawHill.
استشهاد بنمط شيكاغوBlass, Laurie. Quest: Listening and Speaking in the Academic Work-Book 1 (Có Sách). Boston: Mc GrawHill, 2000.
MLA استشهادBlass, Laurie. Quest: Listening and Speaking in the Academic Work-Book 1 (Có Sách). Boston: Mc GrawHill, 2000.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.