WALKER WILLIAM H AND LEWIS WARREN K. (1937). CHEMICAL ENGINEERING SERIES: PRINCIPLES OF CHEMICAL ENGINEERING. MC GRAW/HILL BOOK COMPANY.
استشهاد بنمط شيكاغوWALKER WILLIAM H AND LEWIS WARREN K. CHEMICAL ENGINEERING SERIES: PRINCIPLES OF CHEMICAL ENGINEERING. NEW YORK: MC GRAW/HILL BOOK COMPANY, 1937.
MLA استشهادWALKER WILLIAM H AND LEWIS WARREN K. CHEMICAL ENGINEERING SERIES: PRINCIPLES OF CHEMICAL ENGINEERING. MC GRAW/HILL BOOK COMPANY, 1937.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.