V Puti Second Edition

 Lab Audio and Video Programs
Pearson Education
2006


Textbook
Workbook

Exercise 4-6
Exercise 4-21
Exercise 4-39
Exercise 4-42
Exercise 4-45

Exercise 4-1
Exercise 4-2
Exercise 4-15
Exercise 4-16
Exercise 4-17
Exercise 4-18
Exercise 4-30
Exercise 4-31

Video Answer key