E., S., L., Charles, V., E.(1990).Finite mathematics / Lawrence E. Spence, Charles Vander Eyden, Daniel Gallin .Glenview, Ill.:Scott, Foresman/Little, Brown Higher Education.
Gaya MLA
Spence, Lawrence, E.., Charles, Vander, Eyden,."Finite mathematics / Lawrence E. Spence, Charles Vander Eyden, Daniel Gallin".Glenview, Ill.:Scott, Foresman/Little, Brown Higher Education,1990.Textbook.