APA
International Firs Word, International Firs Word, . (1941). International labour code, 1939. : .
Chicago
International Firs Word, International Firs Word, . 1941. International labour code, 1939. : .
Harvard
International Firs Word, International Firs Word, . (1941). International labour code, 1939. : .
MLA
International Firs Word, International Firs Word, . International labour code, 1939. : . 1941.
