APA

Webster J. C. B., . (1981). Introduction to history. : Macmillan Company of Canada, Toronto.

Chicago

Webster John C B, . 1981. Introduction to history. : Macmillan Company of Canada, Toronto.

Harvard

Webster J. C. B., . (1981). Introduction to history. : Macmillan Company of Canada, Toronto.

MLA

Webster John C B, . Introduction to history. : Macmillan Company of Canada, Toronto. 1981.