Revolutionary Workers' Party (Trotskyist), International Socialist Group, Fourth International. International Secretariat, & Posadas, J. (1978). Bulletin of the International Secretariat of the Posadist IV International. British Section of the IV International (Posadist) [and] Revolutionary Workers' Party (Trotskyist).
Παραπομπή σε μορφή Chicago (17η εκδ.)Revolutionary Workers' Party (Trotskyist), International Socialist Group, Fourth International. International Secretariat, και J. Posadas. Bulletin of the International Secretariat of the Posadist IV International. London: British Section of the IV International (Posadist) [and] Revolutionary Workers' Party (Trotskyist), 1978.
Παραπομπή σε μορφή MLA (8th εκδ.)Revolutionary Workers' Party (Trotskyist), et al. Bulletin of the International Secretariat of the Posadist IV International. British Section of the IV International (Posadist) [and] Revolutionary Workers' Party (Trotskyist), 1978.