Pao, Karen. Study guide for Vector Calculus [[Book] /] Karen Pao,Frederick Soon. - 3rd ed. - New York. : Freeman, 1988. . - 192p. ; : ill ; 24cm. All age. ISBN: 0716719800 Subjects--Topical Terms: Calculus, Differential. Subjects--Geographic Terms: Differential calculus Vector analysis. Dewey Class. No.: 515.63 National Library of Medicine Call No.: 515.63 / PS