Gaya APA

Luckhardt, K, &, B, W. (1981). Working for freedom, black trade union development in South Africa throughout the 1970s, with a foreword by Trevor Huddleston. . Geneva: WCC.

Gaya MLA

Luckhardt, Ken, &, Brenda, Wall. "Working for freedom, black trade union development in South Africa throughout the 1970s, with a foreword by Trevor Huddleston. ". Geneva: WCC, 1981. Buku.