APA (7th ed.) Zitazioa
Novas, H., & Silva, R. E. (1997). Passport Spain: Your pocket guide to Spanish business, customs & etiquette. World Trade Press.
Chicago Style (17th ed.) Zitazioa
Novas, Himilce, eta Rosemary E. Silva. Passport Spain: Your Pocket Guide to Spanish Business, Customs & Etiquette. San Rafael, Calif., USA: World Trade Press, 1997.
MLA (9th ed.) Zitazioa
Novas, Himilce, eta Rosemary E. Silva. Passport Spain: Your Pocket Guide to Spanish Business, Customs & Etiquette. World Trade Press, 1997.
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