APA stil citiranja

Leinhardt, G. (1990). Functions, graphs, and graphing: Functions, graphs, and graphing. Review of educational research, p. ,.

Chicago stil citiranja

Leinhardt, Gaea. "Functions, graphs, and graphing: Functions, graphs, and graphing." 1990: ,.

MLA stil citiranja

Leinhardt, Gaea. "Functions, graphs, and graphing: Functions, graphs, and graphing." 1990: ,.

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