MacCarthy, M. S. S. (1892). A shamrock of sonnets beginning "Sweet sister, playmate of my earlier years".
Chicago Style (17th ed.) CitationMacCarthy, Mary Stanislaus Sister. A Shamrock of Sonnets Beginning "Sweet Sister, Playmate of My Earlier Years". 1892.
MLA (9th ed.) CitationMacCarthy, Mary Stanislaus Sister. A Shamrock of Sonnets Beginning "Sweet Sister, Playmate of My Earlier Years". 1892.
Warning: These citations may not always be 100% accurate.