APA (7th ed.) Citation

Braukamper, U., Fricke, W., & Jungraithmayr, H. (1991). German research in north-eastern Nigeria. F. Steiner.

Chicago Style (17th ed.) Citation

Braukamper, Ulrich, Werner Fricke, and Hermann Jungraithmayr. German Research in North-eastern Nigeria. Stuttgart: F. Steiner, 1991.

MLA (9th ed.) Citation

Braukamper, Ulrich, et al. German Research in North-eastern Nigeria. F. Steiner, 1991.