Gaya APA
Badger, R, C., W, T, H.
(1969).
Investment Principles And Practices
(
6th Ed.)
.
Sebastopol, CA:
Apress.
Gaya MLA
Badger, Ralph, C.., W, Torgerson, Hafold.
"Investment Principles And Practices".
6th Ed.
Sebastopol, CA:
Apress,
1969.
Text.