APA Style
GUREWICH, N. (1997).
TEACH YOURSELF VISUAL BASIC 5 IN 21 DAYS PROFESSIONAL REFERENCE EDITION (1).
United states of America:
Sams.
MLA Style
GUREWICH, NATHAN.
"TEACH YOURSELF VISUAL BASIC 5 IN 21 DAYS PROFESSIONAL REFERENCE EDITION".
1
United states of America:
Sams,
1997.
BOOK.