APA-čujuhus (7. p.)

Fei Baffoe Bernard, Botwe Koomson Godsgood K., Mensa Bonsu Isaac Fimpong, Agyapong Eric Appiah, & Hindawi Publishing Corporation. Impact of ISO 14001 environmental management system on key environmental performance indicators of selected gold mining companies in Ghana.

Chicago-čujuhus (17. p.)

Fei Baffoe Bernard, Botwe Koomson Godsgood K., Mensa Bonsu Isaac Fimpong, Agyapong Eric Appiah, juo Hindawi Publishing Corporation. Impact of ISO 14001 Environmental Management System on Key Environmental Performance Indicators of Selected Gold Mining Companies in Ghana.

MLA-čujuhus (9. p.)

Fei Baffoe Bernard, et al. Impact of ISO 14001 Environmental Management System on Key Environmental Performance Indicators of Selected Gold Mining Companies in Ghana.

Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.