Luanna taifid
Lua APA (7ú heag.)
Deetz Charles Henry & Adams Oscar Sherman. (1931). Elements of map projection with applications to map and chart construction. U. S. Government Printing Office.
Cóipeáladh chuig an ngearrthaisce go rathúil é
Níorbh fhéidir cóipeáil chuig an ngearrthaisce
Lua i Stíl Chicago (17ú heag.)
Deetz Charles Henry agus Adams Oscar Sherman. Elements of Map Projection with Applications to Map and Chart Construction. U. S. Government Printing Office, 1931.
Cóipeáladh chuig an ngearrthaisce go rathúil é
Níorbh fhéidir cóipeáil chuig an ngearrthaisce
Lua MLA (9ú heag.)
Deetz Charles Henry agus Adams Oscar Sherman. Elements of Map Projection with Applications to Map and Chart Construction. U. S. Government Printing Office, 1931.
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.