Carl Widstrand. (1992). Tanzania: Development of scientific research and SAREC's support 1977-1991. Stockholm, Sweden: SAREC.
استشهاد بنمط شيكاغوCarl Widstrand. Tanzania: Development of Scientific Research and SAREC's Support 1977-1991. Stockholm, Sweden: SAREC, 1992.
MLA استشهادCarl Widstrand. Tanzania: Development of Scientific Research and SAREC's Support 1977-1991. Stockholm, Sweden: SAREC, 1992.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.