APA (7th ed.) Citation

Stratis, H. K., & Salvesen, B. (2002). The broad spectrum: Studies in the materials, techniques, and conservation of color on paper. Archetype.

Chicago Style (17th ed.) Citation

Stratis, Harriet K., and Britt Salvesen. The Broad Spectrum: Studies in the Materials, Techniques, and Conservation of Color on Paper. London: Archetype, 2002.

MLA (8th ed.) Citation

Stratis, Harriet K., and Britt Salvesen. The Broad Spectrum: Studies in the Materials, Techniques, and Conservation of Color on Paper. Archetype, 2002.

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