MacLeod, W. N., Turner, D. C., Wright, E. P., & Buchanan, M. S. (1971). The geology of the Jos Plateau: Explanation of 1:100,000 sheets Nos. 147, 148, 168, 169, 189 and 190. Lagos: Geological Survey of Nigeria.
Παραπομπή Chicago StyleMacLeod, W. N., D. C. Turner, E. P. Wright, and Michael Stuart Buchanan. The Geology of the Jos Plateau: Explanation of 1:100,000 Sheets Nos. 147, 148, 168, 169, 189 and 190. Lagos: Geological Survey of Nigeria, 1971.
Παραπομπή MLAMacLeod, W. N., D. C. Turner, E. P. Wright, and Michael Stuart Buchanan. The Geology of the Jos Plateau: Explanation of 1:100,000 Sheets Nos. 147, 148, 168, 169, 189 and 190. Lagos: Geological Survey of Nigeria, 1971.
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