Gaya APA
Statistics For Economists (An Introduction). (1972).
:
.
Gaya Chicago
Statistics For Economists (An Introduction).
.
:
,
1972.
Text.
Gaya MLA
Statistics For Economists (An Introduction).
.
:
,
1972.
Text.
Gaya Turabian
Statistics For Economists (An Introduction).
:
,
1972.
Print.