Multivariable Calculus Fourth Edition Author:Dennis G. Zill, Warren S. Wright Appropriate for the third semester in the college calculus sequence, the Fourth Edition of Multivarible Calculus, Volume II maintains student-friendly writing style and robust exercises and problem sets that Dennis Zill is famous for. Ideal as a follow-up companion to Zill first volume, or as a stand-alone text, this exceptional revision present... more »s the topics typically covered in the traditional third course, including Vector-valued Functions, Differential Calculus of Functions of Several Variables, Integral Calculus of Functions of Several Variables, Vector Integral Calculus, and an Introduction to Differential Equations.« less