APA (7th ed.) Citation

Wilkinson, W. T. W. Photo-engraving, Photo-etching and Photo-lithography in Line and Half-tone Also Collotype and Heliotype.

Chicago Style (17th ed.) Citation

Wilkinson, W. T.; Wilson. Photo-engraving, Photo-etching and Photo-lithography in Line and Half-tone Also Collotype and Heliotype.

MLA (9th ed.) Citation

Wilkinson, W. T.; Wilson. Photo-engraving, Photo-etching and Photo-lithography in Line and Half-tone Also Collotype and Heliotype.

Warning: These citations may not always be 100% accurate.