Bernard Hartley. (1996). Streamline English: Destinations. H: Giáo Dục.
シカゴスタイル引用形Bernard Hartley. Streamline English: Destinations. H: Giáo Dục, 1996.
MLA引用形式Bernard Hartley. Streamline English: Destinations. H: Giáo Dục, 1996.
警告: この引用は必ずしも正確ではありません.