APA (7th ed.) Citation

Greenberg, D. P., & Sillion, F. (1991). EUROGRAPHICS'91: : Global Illumination Algorithms. Viena, Austria, 2-6 September (1991. Viena, Austria). Eurographics.

Chicago Style (17th ed.) Citation

Greenberg, Donald P., and Francois Sillion. EUROGRAPHICS'91: : Global Illumination Algorithms. Viena, Austria, 2-6 September (1991. Viena, Austria). Vienna: Eurographics, 1991.

MLA (9th ed.) Citation

Greenberg, Donald P., and Francois Sillion. EUROGRAPHICS'91: : Global Illumination Algorithms. Viena, Austria, 2-6 September (1991. Viena, Austria). Eurographics, 1991.

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