APA Style

Wilkinson, W, T., Wilson, E, L, (, L. (). Photo-engraving, Photo-etching and Photo-lithography in Line and Half-toneAlso Collotype and Heliotype . : .

MLA Style

Wilkinson, W., T.., Wilson, Edward, L., (Edward, Livingston). "Photo-engraving, Photo-etching and Photo-lithography in Line and Half-toneAlso Collotype and Heliotype". : , . [electronic resource].