«The Prospects for the Southern Half of Africa / by Basil Davidson»
Sid Gilchrist, "Angola Awake". Canadá: The Ryerson Press, 1968.
«Press release and communique issued by Mr. Paulo J. Gumane after his return from Mozambique and after the emergency meeting of the Party Central Commitee which was held at the African Liberation Center, Lusaka, from 27th to 29th February, 1968»
"Anti-Apartheid News"
«Le MPLA denonce l'ingérence des forces étrangères en collusion avec le colonialisme portugais pour diviser le mouvement de libération»
«Evolution du rapport des forces en Angola»
«Declaration faite par le camarade Amilcar Cabral, secretaire Général du parti, a l'occasion de la liberation de trois soldats portugais faits prisionniers par nos forces»
«Communiqué de Guerre»
WHEELER, Douglas L., "The Portuguese Army in Angola, in The Journal of Modern African Studies, 7, 3, (1969)
«Mr. Caetano and his trip»
«The African Communist: Khartoum international conference for solidarity with the peoples of Portuguese Colonies & Southern Africa», n.º 37, 2.º trimestre 1969.