Crescent Books, West, R., & Ellis, R. The Whole World Stamp Catalog: Current stamps and postal items from over 200 countries and where to buy them.
Cóipeáladh chuig an ngearrthaisce go rathúil é
Níorbh fhéidir cóipeáil chuig an ngearrthaisce
Lua i Stíl Chicago (17ú heag.)
Crescent Books, Richard West, agus Robin Ellis. The Whole World Stamp Catalog: Current Stamps and Postal Items from over 200 Countries and Where to Buy Them.
Cóipeáladh chuig an ngearrthaisce go rathúil é
Níorbh fhéidir cóipeáil chuig an ngearrthaisce
Lua MLA (9ú heag.)
Crescent Books, et al. The Whole World Stamp Catalog: Current Stamps and Postal Items from over 200 Countries and Where to Buy Them.
Cóipeáladh chuig an ngearrthaisce go rathúil é
Níorbh fhéidir cóipeáil chuig an ngearrthaisce
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.