APA-Zitierstil (7. Ausg.)

Kelly, J. T. (1991). Practical astronomy during the seventeenth century: Almanac-makers in America and England. Garland.

Chicago-Zitierstil (17. Ausg.)

Kelly, John T. Practical Astronomy During the Seventeenth Century: Almanac-makers in America and England. New York u.a: Garland, 1991.

MLA-Zitierstil (9. Ausg.)

Kelly, John T. Practical Astronomy During the Seventeenth Century: Almanac-makers in America and England. Garland, 1991.