Spitzer, H., Mabeyo, Z. M., & Rosenmayr, L. (2011). In search of protection: Older people and their fight for survival in Tanzania. Mkuki na Nyota Publishers : Drava.
芝加哥风格引文Spitzer, Helmut, Zena Mnasi Mabeyo, 与 Leopold Rosenmayr. In Search of Protection: Older People and Their Fight for Survival in Tanzania. Dar es Salaam, Tanzania: Mkuki na Nyota Publishers : Drava, 2011.
MLA引文Spitzer, Helmut, et al. In Search of Protection: Older People and Their Fight for Survival in Tanzania. Mkuki na Nyota Publishers : Drava, 2011.
警告：这些引文格式不一定是100％准确.