(1980). Mining Engineering: A publication of the Society of Mining Engineers of Aime. The Society of Mining Engineers of Aime.
استشهاد بنمط شيكاغوMining Engineering: A Publication of the Society of Mining Engineers of Aime. The Society of Mining Engineers of Aime, 1980.
MLA استشهادMining Engineering: A Publication of the Society of Mining Engineers of Aime. The Society of Mining Engineers of Aime, 1980.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.