APA
Africa Languages Congress (2nd: 1978: University of South Africa), Baumbach E. J. M. & University of South Africa. (1978). Tweede Afrikatale-kongres van UNISA=Second Africa languages congress of UNISA/red., EJM Baumbach. Pretoria: Univesiteit van Suid-Afrika.
Chicago
Africa Languages Congress (2nd: 1978: University of South Africa), Baumbach E J M and University of South Africa. 1978. Tweede Afrikatale-kongres van UNISA=Second Africa languages congress of UNISA/red., EJM Baumbach. Pretoria: Univesiteit van Suid-Afrika.
Harvard
Africa Languages Congress (2nd: 1978: University of South Africa), Baumbach E. J. M. and University of South Africa. (1978). Tweede Afrikatale-kongres van UNISA=Second Africa languages congress of UNISA/red., EJM Baumbach. Pretoria: Univesiteit van Suid-Afrika.
MLA
Africa Languages Congress (2nd: 1978: University of South Africa), Baumbach E J M and University of South Africa. Tweede Afrikatale-kongres van UNISA=Second Africa languages congress of UNISA/red., EJM Baumbach. Pretoria: Univesiteit van Suid-Afrika. 1978.