et.al, D. L. (1977). CENTURY 21 TYPEWRITING: BOOK TWO. South Western Publishing.
Chicago Style (17th ed.) Citationet.al, D.D. Lessenberry. CENTURY 21 TYPEWRITING: BOOK TWO. South Western Publishing, 1977.
MLA (8th ed.) Citationet.al, D.D. Lessenberry. CENTURY 21 TYPEWRITING: BOOK TWO. South Western Publishing, 1977.
Warning: These citations may not always be 100% accurate.