The sonnets.
Edited by Douglas Bush and Alfred Harbage.

APA Citation

Shakespeare, W., Harbage, A., Bush, D. (1970). The sonnets. [Rev. ed.] Baltimore: Penguin Books.

MLA Citation

Shakespeare, William, 1564-1616, Alfred Harbage, and Douglas Bush. The Sonnets. [Rev. ed.] Baltimore: Penguin Books, 1970.

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