APA-viite (7. p.)
Harper, T. (1997). Passport United Kingdom: Your pocket guide to British business, customs & etiquette. World Trade Press.
Chicago-viite (17. p.)
Harper, Timothy. Passport United Kingdom: Your Pocket Guide to British Business, Customs & Etiquette. San Rafael, Calif.: World Trade Press, 1997.
MLA-viite (9. p.)
Harper, Timothy. Passport United Kingdom: Your Pocket Guide to British Business, Customs & Etiquette. World Trade Press, 1997.
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