On poetry:
collected talks and essays.

APA Citation

Graves, R. (1969). On poetry: collected talks and essays. [1st ed.] Garden City, N. Y.: Doubleday.

MLA Citation

Graves, Robert, 1895-1985. On Poetry: Collected Talks And Essays. [1st ed.] Garden City, N. Y.: Doubleday, 1969.

Warning: These citations may not always be complete (especially for serials).