Preminger, A., Warnke, F. J., & Hardison, O. B. (1965). Encyclopedia of poetry and poetics. Princeton Univ. Press.

Preminger, Alex, Frank J. Warnke, and O. B. Hardison. Encyclopedia of Poetry and Poetics. Princeton, New Jersey: Princeton Univ. Press, 1965.

Preminger, Alex, et al. Encyclopedia of Poetry and Poetics. Princeton Univ. Press, 1965.