APA Style

Peterson, Patricia Wilcox. (1980). Changing times, changing tenses : a review of the English tense systems . Washington, D.C.: .

Chicago Style

Peterson, Patricia Wilcox. Changing times, changing tenses : a review of the English tense systems. Washington, D.C.: , 1980. Printed Material.

MLA Style

Peterson, Patricia Wilcox. Changing times, changing tenses : a review of the English tense systems. Washington, D.C.: , 1980. Printed Material.

Turabian Style

Peterson, Patricia Wilcox. Changing times, changing tenses : a review of the English tense systems. Washington, D.C.: , 1980. Printed Material.