Garfield, F. M. (1988). Quality assurance principles for analytical laboratories. Association for official analytical chemists.
استشهاد بنمط شيكاغوGarfield, Frederick M. Quality Assurance Principles for Analytical Laboratories. Virginia: Association for official analytical chemists, 1988.
MLA استشهادGarfield, Frederick M. Quality Assurance Principles for Analytical Laboratories. Association for official analytical chemists, 1988.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.