Duché, J. (1978). Observations on a variety of subjects, literary, moral and religious: In a ser. of original letters, written by gentleman of foreign extraction, who resided some time in Philadelphia. Rev. by a friend, to whose hands the ms. was committed for publ (Buchausg. Philadelphia 1774.). Univ. Microfilms Internat.
Chicago-Zitierstil (17. Ausg.)Duché, Jacob. Observations on a Variety of Subjects, Literary, Moral and Religious: In a Ser. of Original Letters, Written by Gentleman of Foreign Extraction, Who Resided Some Time in Philadelphia. Rev. by a Friend, to Whose Hands the Ms. Was Committed for Publ. Buchausg. Philadelphia 1774. Ann Arbor, Mich: Univ. Microfilms Internat, 1978.
MLA-Zitierstil (9. Ausg.)Duché, Jacob. Observations on a Variety of Subjects, Literary, Moral and Religious: In a Ser. of Original Letters, Written by Gentleman of Foreign Extraction, Who Resided Some Time in Philadelphia. Rev. by a Friend, to Whose Hands the Ms. Was Committed for Publ. Buchausg. Philadelphia 1774. Univ. Microfilms Internat, 1978.