@ARTICLE{Heap1989, author = "James L. Heap", doi = "10.1080/00405848909543394", keywords = "Education, Learning, Classroom Interaction, Writing", journal = "Theory Into Practice", number = "2", pages = "148–153", title = "Writing as social action", url = "http://www.tandfonline.com/doi/abs/10.1080/00405848909543394", volume = "28", year = "1989", }