Gaya APA
Christensen, Erwin O.. (1950).
The Index of American Design .
Washington D. C.:
The Macmillan Company: New York, National Gallery of Art.
Gaya Chicago
Christensen, Erwin O..
The Index of American Design.
Washington D. C.:
The Macmillan Company: New York, National Gallery of Art,
1950.
Buku.
Gaya MLA
Christensen, Erwin O..
The Index of American Design.
Washington D. C.:
The Macmillan Company: New York, National Gallery of Art,
1950.
Buku.
Gaya Turabian
Christensen, Erwin O..
The Index of American Design.
Washington D. C.:
The Macmillan Company: New York, National Gallery of Art,
1950.
Buku.