Garratt, J., Overton, T., Threlfall, T., & Threlfall, T. (1999). A question of chemistry: Creative problems for critical thinkers. London: Longman.
Παραπομπή Chicago StyleGarratt, John, Tina Overton, Tery Threlfall, and Terry Threlfall. A Question of Chemistry: Creative Problems for Critical Thinkers. London: Longman, 1999.
Παραπομπή MLAGarratt, John, Tina Overton, Tery Threlfall, and Terry Threlfall. A Question of Chemistry: Creative Problems for Critical Thinkers. London: Longman, 1999.
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