Jane Bell. (1990). Integrated skills (upper immediate): First certificate level; Authentic reading and listening texts; Active vocabulary development and language awareness activities; Fluency activities; Process approach with focus textual organisation. London: Heineman.
শিকাগো স্টাইলে সাইটেশনJane Bell. Integrated Skills (upper Immediate): First Certificate Level; Authentic Reading and Listening Texts; Active Vocabulary Development and Language Awareness Activities; Fluency Activities; Process Approach With Focus Textual Organisation. London: Heineman, 1990.
এমএলএ সাইটেশনJane Bell. Integrated Skills (upper Immediate): First Certificate Level; Authentic Reading and Listening Texts; Active Vocabulary Development and Language Awareness Activities; Fluency Activities; Process Approach With Focus Textual Organisation. London: Heineman, 1990.