Pascal Programming and Problem Solving by Leestma S. and Nyhoff L. 4th
Edition (Macmillan Publishing Company).
Pascal an Introduction to the Art and Science of Programming by Savitch
W.J. (The Benjamin / Cummings Publishing Co., Inc.).
The link to the online
documentation for the GNU Pascal compiler (since you will be using the GNU
Pascal compiler 'gpc'). You may also be interested in browsing the rest
of the site
as well.