Cita APA (7a ed.)

Hawgood, D. (1989). Computers for family history: An introduction (3rd ed.). Hawgood Computing.

Cita Chicago Style (17a ed.)

Hawgood, D. Computers for Family History: An Introduction. 3rd ed. London: Hawgood Computing, 1989.

Cita MLA (9a ed.)

Hawgood, D. Computers for Family History: An Introduction. 3rd ed. Hawgood Computing, 1989.