Crocker, O. L. (1984). Quality circles: A guide to participation and productivity. New York, N.Y: Facts on File Publications.
استشهاد بنمط شيكاغوCrocker, Olga L. Quality Circles: A Guide to Participation and Productivity. New York, N.Y: Facts on File Publications, 1984.
MLA استشهادCrocker, Olga L. Quality Circles: A Guide to Participation and Productivity. New York, N.Y: Facts on File Publications, 1984.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.