Saggerson, E. P., & Turner, L. M. (1992). Metamorphic map of the republics of South Africa, Transkei, Boputhatswana, Venda and Ciskei and the kingdoms of Lesotho and Swaziland. Dep. of Mineral and Energy Affairs, Geological Survey.
Chicago-Zitierstil (17. Ausg.)Saggerson, Edward P., und L. M. Turner. Metamorphic Map of the Republics of South Africa, Transkei, Boputhatswana, Venda and Ciskei and the Kingdoms of Lesotho and Swaziland. Pretoria: Dep. of Mineral and Energy Affairs, Geological Survey, 1992.
MLA-Zitierstil (9. Ausg.)Saggerson, Edward P., und L. M. Turner. Metamorphic Map of the Republics of South Africa, Transkei, Boputhatswana, Venda and Ciskei and the Kingdoms of Lesotho and Swaziland. Dep. of Mineral and Energy Affairs, Geological Survey, 1992.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.