Leon, G., Harper, M., J.(1990).An Outline for the study of calculus to accompany Louis Leithold's the calculus with analitic geometry / John Harper Minnick revised by Leon Gerber (6th.ed).New York:.
Gaya MLA
Gerber, Leon., Minnick, John, Harper."An Outline for the study of calculus to accompany Louis Leithold's the calculus with analitic geometry / John Harper Minnick revised by Leon Gerber".6th.edNew York:,1990.Textbook.