APA način citiranja (7. izdanje)

Pickering R. G. B. & The South African Institute of Mining and Metallurgy. The optimization of mining method and equipment.

Čikaški stil citiranja (17. izdanje)

Pickering R. G. B. i The South African Institute of Mining and Metallurgy. The Optimization of Mining Method and Equipment.

MLA način citiranja (9. izdanje)

Pickering R. G. B. i The South African Institute of Mining and Metallurgy. The Optimization of Mining Method and Equipment.