Gaya APA
Schulze, Charles L. (1980).
National income analysis (3e).
New Delhi:
Prentice Hall.
Gaya Chicago
Schulze, Charles L.
National income analysis.
3e
New Delhi:
Prentice Hall,
1980.
Buku.
Gaya MLA
Schulze, Charles L.
National income analysis.
3e
New Delhi:
Prentice Hall,
1980.
Buku.
Gaya Turabian
Schulze, Charles L.
National income analysis.
3e
New Delhi:
Prentice Hall,
1980.
Buku.