William G Walter. (1967). Standard Methods for the Exanination of Dairy Products. New York: American Public Health Association, Inc.
استشهاد بنمط شيكاغوWilliam G Walter. Standard Methods for the Exanination of Dairy Products. New York: American Public Health Association, Inc, 1967.
MLA استشهادWilliam G Walter. Standard Methods for the Exanination of Dairy Products. New York: American Public Health Association, Inc, 1967.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.