Gaya APA
Strategic Planning Systems. (1977).
:
Prentice Hall.
Gaya Chicago
Strategic Planning Systems.
1977.
:
Prentice Hall,
1977.
Text.
Gaya MLA
Strategic Planning Systems.
1977.
:
Prentice Hall,
1977.
Text.
Gaya Turabian
Strategic Planning Systems.
:
Prentice Hall,
1977.
Print.