National Gallery (Great Britain). (1977). National Gallery technical bulletin. Publications Dept., National Gallery.
Style de citation Chicago (17e éd.)National Gallery (Great Britain). National Gallery Technical Bulletin. London: Publications Dept., National Gallery, 1977.
Style de citation MLA (8e éd.)National Gallery (Great Britain). National Gallery Technical Bulletin. Publications Dept., National Gallery, 1977.
Attention : ces citations peuvent ne pas être correctes à 100%.