APA Style
Hultgren, Thor. (1948).
AMERICAN TRANSPORTATION IN PROSPERITY AND DEPRESSION (1).
New York:
National Bureau of Economic Research, Inc..
Chicago Style
Hultgren, Thor.
AMERICAN TRANSPORTATION IN PROSPERITY AND DEPRESSION.
1
New York:
National Bureau of Economic Research, Inc.,
1948.
Text.
MLA Style
Hultgren, Thor.
AMERICAN TRANSPORTATION IN PROSPERITY AND DEPRESSION.
1
New York:
National Bureau of Economic Research, Inc.,
1948.
Text.
Turabian Style
Hultgren, Thor.
AMERICAN TRANSPORTATION IN PROSPERITY AND DEPRESSION.
1
New York:
National Bureau of Economic Research, Inc.,
1948.
Print.