Gaya APA
Kushl, W, F. (1969).
Seeking world order : the united states and international organization to 1920 .
Nashvile:
Vanderkilt.
Gaya MLA
Kushl, Warreen, F.
"Seeking world order : the united states and international organization to 1920".
Nashvile:
Vanderkilt,
1969.
Text.