APA-viite (7. p.)
Unitrade Press, Chung, A., & Narbonne, R. F. The New Specialized Catalogue of Canada Post Official First Day Covers: 1997 Covering 25 years of Canada Post Official First Day Covers (Primera edición.).
Chicago-viite (17. p.)
Unitrade Press, Andrew Chung, ja R. F. Narbonne. The New Specialized Catalogue of Canada Post Official First Day Covers: 1997 Covering 25 Years of Canada Post Official First Day Covers. Primera edición.
MLA-viite (9. p.)
Unitrade Press, et al. The New Specialized Catalogue of Canada Post Official First Day Covers: 1997 Covering 25 Years of Canada Post Official First Day Covers. Primera edición.
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