Cita APA (7th ed.)

Gibbs, P. Heirs apparent: A novel (4th ed.). Hutchinson.

Cita Chicago (17th ed.)

Gibbs, Philip. Heirs Apparent: A Novel. 4th ed. London: Hutchinson.

Cita MLA (8th ed.)

Gibbs, Philip. Heirs Apparent: A Novel. 4th ed. Hutchinson.