Cita APA

Huff, L. R., & Peterson, D. R. (1992). College algebra activities for the TI-81 graphics calculator. Boston, Massachusetts: PWS Publishers.

Citación estilo Chicago

Huff, Lawrence R., y David R. Peterson. College Algebra Activities for the TI-81 Graphics Calculator. Boston, Massachusetts: PWS Publishers, 1992.

Cita MLA

Huff, Lawrence R., y David R. Peterson. College Algebra Activities for the TI-81 Graphics Calculator. Boston, Massachusetts: PWS Publishers, 1992.