APA (7th ed.) Citation

Institute for Development Studies (Sabah), Ongkili, M. J., & Kitingan, J. G. (1989). Sabah 25 years later, 1963-1988. Institute for Development Studies (Sabah).

Chicago Style (17th ed.) Citation

Institute for Development Studies (Sabah), Maximus J. Ongkili, and Jeffrey G. Kitingan. Sabah 25 Years Later, 1963-1988. Sabah: Institute for Development Studies (Sabah), 1989.

MLA (9th ed.) Citation

Institute for Development Studies (Sabah), et al. Sabah 25 Years Later, 1963-1988. Institute for Development Studies (Sabah), 1989.