APA ציטוט

Ackermann Marietjie, Botha Doret, van der Waldt Gerrit, & African Online Scientific Information Systems. Potential Socio-economic Consequences of Mine Closure.

Chicago Style (17th ed.) Citation

Ackermann Marietjie, Botha Doret, van der Waldt Gerrit, and African Online Scientific Information Systems. Potential Socio-economic Consequences of Mine Closure.

ציטוט MLA

Ackermann Marietjie, et al. Potential Socio-economic Consequences of Mine Closure.