Bradley, W. F. (1963). Clays and clay minerals: :Proceedings of the eleventh national conference on clays and clays minerals. Pergamon press.
استشهاد بنمط شيكاغوBradley, W. F. Clays and Clay Minerals: :Proceedings of the Eleventh National Conference on Clays and Clays Minerals. New york: Pergamon press, 1963.
MLA استشهادBradley, W. F. Clays and Clay Minerals: :Proceedings of the Eleventh National Conference on Clays and Clays Minerals. Pergamon press, 1963.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.