Peterson, P. W. (2005). Changing perspectives: A review of English tense system ( Intermediate/High intermediate). Washington, D.C: United States Department of State.
Styl cytowania ChicagoPeterson, Patricia Wilcox. Changing Perspectives: A Review of English Tense System ( Intermediate/High Intermediate). Washington, D.C: United States Department of State, 2005.
Styl cytowania MLAPeterson, Patricia Wilcox. Changing Perspectives: A Review of English Tense System ( Intermediate/High Intermediate). Washington, D.C: United States Department of State, 2005.
Uwaga: Te cytaty mogą odróżniać się od wytycznej twojego fakultetu..