(1988). 2 cop: Resp. purple/black/red on white and purple/black on white.
Chicago Style (17th ed.) Citation2 Cop: Resp. Purple/black/red on White and Purple/black on White. 1988.
MLA (8th ed.) Citation2 Cop: Resp. Purple/black/red on White and Purple/black on White. 1988.
Warning: These citations may not always be 100% accurate.