Citazione APA

Irwin, J. V. (1982). Speaking effectively, Teacher's Guide. New York: Holt Rinehart and Winston.

Stile di citazione Chicago

Irwin, J. V. Speaking Effectively, Teacher's Guide. New York: Holt Rinehart and Winston, 1982.

Citazione MLA

Irwin, J. V. Speaking Effectively, Teacher's Guide. New York: Holt Rinehart and Winston, 1982.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.