MLA

Holme, Charles, et al. Modern Etching and Engraving. Londres: Offices of 'The Studio', 1902.

APA

Holme, C., Jenkins, W., Mourey, G., Singer, H. Wolfgang, & Khnopff, F. (1902). Modern Etching and Engraving. Londres: Offices of 'The Studio'.

Chicago

Holme, Charles, Will Jenkins, Gabriel Mourey, Hans Wolfgang Singer, and Fernand Khnopff. Modern Etching and Engraving. Londres: Offices of 'The Studio', 1902.