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Dokumenty proletarskoj solidarnosti : Sbornik dokumentov o sodružestve trudjaščichsja Sovetskogo Sojuza s trudjaščimisja ... v 1918-1961 godach
Isaev, N. S., (1962)
P. P. Narayanan - the Asian trade union leader. Forew. by Tunku Abdul Rahman Putra A1-haj
Morais, John Victor, (1975)
Freedom of association and development in Asia
Mathur, V. S., (1980)