Arpornsuwan, Thanet
The trade union movement in Thailand
Friedrich-Ebert Stiftung , 1978
 Buku Teks
The British trade union directory
edited and compiled by Wolodymyr Maksymiw
Longman, 1990
 Buku Referensi
Grishin, V. V.
The Work of the ussr central trade union council and trade union tasks in the period of ...
Profizdat Publishing House, 1963
 Buku Teks
Folsom, Ralph Haughwout
European Union law in a nutshell
West Group, 1995
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Fabio, Massimo
Customs law of the European Union
Kluwer Law International, 2012
 Buku Teks