Cita APA (7th ed.)

Mortimer, D. (1982). Mortimer colour catalogue of Australasian and British stamps (5th ed.). David Mortimer.

Cita Chicago (17th ed.)

Mortimer, David. Mortimer Colour Catalogue of Australasian and British Stamps. 5th ed. Adelaide: David Mortimer, 1982.

Cita MLA (8th ed.)

Mortimer, David. Mortimer Colour Catalogue of Australasian and British Stamps. 5th ed. David Mortimer, 1982.