Bradbury, S. (1986). Powder Metallurgy Equipment Manual (3rd ed.). Powder Metallurgy Equipment Association.
استشهاد بنمط شيكاغوBradbury, Samuel. Powder Metallurgy Equipment Manual. 3rd ed. New Jersey: Powder Metallurgy Equipment Association, 1986.
MLA استشهادBradbury, Samuel. Powder Metallurgy Equipment Manual. 3rd ed. Powder Metallurgy Equipment Association, 1986.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.