Paradise lost :
a poem in twelve books /
by John Milton.

APA Citation

Milton, J. (1850). Paradise lost: a poem in twelve books. Boston: Phillips, Sampsons, & Co..

MLA Citation

Milton, John, 1608-1674. Paradise Lost: a Poem In Twelve Books. Boston: Phillips, Sampsons, & Co., 1850.

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