APA Style
Helfert, Erich A.. (1963).
Techniques of financial analysis (7th edition).
Boston:
Business One Irwin.
Chicago Style
Helfert, Erich A..
Techniques of financial analysis.
7th edition
Boston:
Business One Irwin,
1963.
Text.
MLA Style
Helfert, Erich A..
Techniques of financial analysis.
7th edition
Boston:
Business One Irwin,
1963.
Text.
Turabian Style
Helfert, Erich A..
Techniques of financial analysis.
7th edition
Boston:
Business One Irwin,
1963.
Print.