APA
seventh international African seminar (Seventh : Apri-5 : Ghana), . (1968). Christianity in tropical Afirca. Ibadan: International African Institute London.
Chicago
seventh international African seminar (Seventh : Apri-5 : Ghana), . 1968. Christianity in tropical Afirca. Ibadan: International African Institute London.
Harvard
seventh international African seminar (Seventh : Apri-5 : Ghana), . (1968). Christianity in tropical Afirca. Ibadan: International African Institute London.
MLA
seventh international African seminar (Seventh : Apri-5 : Ghana), . Christianity in tropical Afirca. Ibadan: International African Institute London. 1968.