APA Style
Walkenbach, J., Pieterse, J, K. (2007).
Excel 2007 VBA Programming for Dummies .
Hoboken, New Jersey:
Wiley.
MLA Style
Walkenbach, John., Pieterse, Jan, Karel.
"Excel 2007 VBA Programming for Dummies".
Hoboken, New Jersey:
Wiley,
2007.
Books.