APA (7th ed.) Citation

Transvaal and Orange Free State Chamber of Mines, Transvaal Chamber of Mines, & Association of Mine Managers of the Transvaal. (1938). Papers and discussions. Transvaal Chamber of Mines.

Chicago Style (17th ed.) Citation

Transvaal and Orange Free State Chamber of Mines, Transvaal Chamber of Mines, and Association of Mine Managers of the Transvaal. Papers and Discussions. [Cape Town]: Transvaal Chamber of Mines, 1938.

MLA (8th ed.) Citation

Transvaal and Orange Free State Chamber of Mines, et al. Papers and Discussions. Transvaal Chamber of Mines, 1938.