Gaya APA
SPENCER, David E.. (1990).
Study guide parkin economics .
[sl]:
Addison-Wesley Publishing.
Gaya Chicago
SPENCER, David E..
Study guide parkin economics.
[sl]:
Addison-Wesley Publishing,
1990.
Text.
Gaya MLA
SPENCER, David E..
Study guide parkin economics.
[sl]:
Addison-Wesley Publishing,
1990.
Text.
Gaya Turabian
SPENCER, David E..
Study guide parkin economics.
[sl]:
Addison-Wesley Publishing,
1990.
Print.