APA-viite

Thomas George. (1986). An educational software package with animated graphics on the travel of Marco Polo. computer science,cusat.

Chicago-tyylinen lähdeviittaus

Thomas George. An Educational Software Package with Animated Graphics on the Travel of Marco Polo. cusat: computer science,cusat, 1986.

MLA-viite

Thomas George. An Educational Software Package with Animated Graphics on the Travel of Marco Polo. computer science,cusat, 1986.