Gaya APA
Penrose, Edith Tilton. (1951).
The economics of the internasional patent system .
Connecticut:
Penerbit Greenhaven Press.
Gaya Chicago
Penrose, Edith Tilton.
The economics of the internasional patent system.
Connecticut:
Penerbit Greenhaven Press,
1951.
Text.
Gaya MLA
Penrose, Edith Tilton.
The economics of the internasional patent system.
Connecticut:
Penerbit Greenhaven Press,
1951.
Text.
Gaya Turabian
Penrose, Edith Tilton.
The economics of the internasional patent system.
Connecticut:
Penerbit Greenhaven Press,
1951.
Print.