APA Style
KEITH, L, A., GUBELLINI, C, E. (1962).
INTRODUCTION TO BUSINESS ENTERPRISE (Edition4).
United states of America:
McGraw-Hill.
MLA Style
KEITH, LYMAN, A.., GUBELLINI, CARLO, E..
"INTRODUCTION TO BUSINESS ENTERPRISE".
Edition4
United states of America:
McGraw-Hill,
1962.
BOOK.