Geological Society of South Africa\nGeologiese Vereniging van Suid-Afrika. (1987). South African Journal of Geology. Bureau for Scientific Publications.
Cita Chicago Style (17a ed.)Geological Society of South Africa\nGeologiese Vereniging van Suid-Afrika. South African Journal of Geology. Petroria, Africa do Sul: Bureau for Scientific Publications, 1987.
Cita MLA (8a ed.)Geological Society of South Africa\nGeologiese Vereniging van Suid-Afrika. South African Journal of Geology. Bureau for Scientific Publications, 1987.
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