Patricia Ackert. (2000). Concepts and comments: A reader for students of English as a second language. Tp. HCM: Trẻ.
استشهاد بنمط شيكاغوPatricia Ackert. Concepts and Comments: A Reader for Students of English As a Second Language. Tp. HCM: Trẻ, 2000.
MLA استشهادPatricia Ackert. Concepts and Comments: A Reader for Students of English As a Second Language. Tp. HCM: Trẻ, 2000.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.