APA (7. basım) Alıntı

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

Chicago Style (17. basım) Atıf

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

MLA (9th ed.) Atıf

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