Gaya APA
Friend, Irwin.. (1977).
Risk and return in finance volume I (1st).
America:
Ballinger Publishing Company.
Gaya Chicago
Friend, Irwin..
Risk and return in finance volume I.
1st
America:
Ballinger Publishing Company,
1977.
Text.
Gaya MLA
Friend, Irwin..
Risk and return in finance volume I.
1st
America:
Ballinger Publishing Company,
1977.
Text.
Gaya Turabian
Friend, Irwin..
Risk and return in finance volume I.
1st
America:
Ballinger Publishing Company,
1977.
Print.