APA (7th ed.) Citation

Ewald, G. (1968). Some unpublished works by Giovan Domenico Ferretti.

Chicago Style (17th ed.) Citation

Ewald, Gerhard. Some Unpublished Works by Giovan Domenico Ferretti. 1968.

MLA (9th ed.) Citation

Ewald, Gerhard. Some Unpublished Works by Giovan Domenico Ferretti. 1968.

Warning: These citations may not always be 100% accurate.