Stan VerNooy

title	ISBN-13 (ISBN-10)	year of publication
Calculus AB, Volume One	978-0-931993-64-0 (0-931993-64-4)	1994
Calculus AB, Volume Two	978-0-931993-67-1 (0-931993-67-9)	1995
Pre-Calculus	978-0-931993-53-4 (0-931993-53-9)	1993