Welsh steel. National Museums & Galleries of Wales.

MLA

Protheroe-Jones, R. Welsh Steel. National Museums & Galleries of Wales. Cardiff: National Museums & Galleries of Wales, 1995.

APA

Protheroe-Jones, R. (1995). Welsh steel. National Museums & Galleries of Wales. Cardiff: National Museums & Galleries of Wales.

Chicago

Protheroe-Jones, R. Welsh Steel. National Museums & Galleries of Wales. Cardiff: National Museums & Galleries of Wales, 1995.