Cite

Principal rules of the Italian grammer : with a dictionarie for the better understandyng of Boccace, Petrarcha, and Dante / gathered into this tongue by William Thomas.

MLA

Thomas, William, -1554. Principal rules of the Italian grammer : with a dictionarie for the better understandyng of Boccace, Petrarcha, and Dante / gathered into this tongue by William Thomas.. An. 1550.. https://collections.library.yale.edu/catalog/15244015.

APA, 6th edition

Thomas, William, -1554. (An. 1550.)[Principal rules of the Italian grammer : with a dictionarie for the better understandyng of Boccace, Petrarcha, and Dante / gathered into this tongue by William Thomas.]. https://collections.library.yale.edu/catalog/15244015.