Production and evaluation of a self-instructional package to introduce computer programming through the discussion of problem solving and Logo turtle graphics
Internet
http://spectrum.library.concordia.ca/5772/1/ML30643.pdfChwartkowski, Patricia <http://spectrum.library.concordia.ca/view/creators/Chwartkowski=3APatricia=3A=3A.html> (1985) Production and evaluation of a self-instructional package to introduce computer programming through the discussion of problem solving and Logo turtle graphics. Masters thesis, Concordia University.