Spencer, D. J. (1989). Knitting technology: A comprehensive handbook and practical guide to modern day principles and practices (2nd ed.). Oxford: Pergamon Press.
Παραπομπή Chicago StyleSpencer, David J. Knitting Technology: A Comprehensive Handbook and Practical Guide to Modern Day Principles and Practices. 2nd ed. Oxford: Pergamon Press, 1989.
Παραπομπή MLASpencer, David J. Knitting Technology: A Comprehensive Handbook and Practical Guide to Modern Day Principles and Practices. 2nd ed. Oxford: Pergamon Press, 1989.
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