Citação norma APA

Peterson, P. W. (2005). Changing perspectives: A review of English tense system ( Intermediate/High intermediate). Washington, D.C: United States Department of State.

Citação norma Chicago

Peterson, Patricia Wilcox. Changing Perspectives: A Review of English Tense System ( Intermediate/High Intermediate). Washington, D.C: United States Department of State, 2005.

Citação norma MLA

Peterson, Patricia Wilcox. Changing Perspectives: A Review of English Tense System ( Intermediate/High Intermediate). Washington, D.C: United States Department of State, 2005.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.