APA (7th ed.) Citation

Gregory, J. (1649). Gregorii posthuma, or, Certain learned tracts. Printed by William Du-gard for Laurence Sadler.

Chicago Style (17th ed.) Citation

Gregory, John. Gregorii Posthuma, or, Certain Learned Tracts. London: Printed by William Du-gard for Laurence Sadler, 1649.

MLA (9th ed.) Citation

Gregory, John. Gregorii Posthuma, or, Certain Learned Tracts. Printed by William Du-gard for Laurence Sadler, 1649.