Blass, L. (2000). Quest: Listening and Speaking in the Academic Work-Book 1 (Có sách). Boston: Mc GrawHill.
Chicago-стиль цитированияBlass, Laurie. Quest: Listening and Speaking in the Academic Work-Book 1 (Có Sách). Boston: Mc GrawHill, 2000.
MLA-цитированиеBlass, Laurie. Quest: Listening and Speaking in the Academic Work-Book 1 (Có Sách). Boston: Mc GrawHill, 2000.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.