[Letter, 21 November 1777]

MLA

Coli, Giovanni. [letter, 21 November 1777]. Potsdam, 1777.

APA

Coli, G. (1777). [Letter, 21 November 1777]. Potsdam.

Chicago

Coli, Giovanni [letter, 21 November 1777]. Potsdam, 1777.