APA

Boynton R. W., Mack M., . (1973). Introduction to the poem. New York: Hayden Book Co.

Chicago

Boynton Robert W, Mack Maynard, . 1973. Introduction to the poem. New York: Hayden Book Co.

Harvard

Boynton R. W., Mack M., . (1973). Introduction to the poem. New York: Hayden Book Co.

MLA

Boynton Robert W, Mack Maynard, . Introduction to the poem. New York: Hayden Book Co. 1973.