Luanna taifid
Lua APA (7ú heag.)
Macdougall, J. D. (2008). Nature's clocks: How scientists measure the age of almost everything. University of California Press.
Cóipeáladh chuig an ngearrthaisce go rathúil é
Níorbh fhéidir cóipeáil chuig an ngearrthaisce
Lua i Stíl Chicago (17ú heag.)
Macdougall, J. D. Nature's Clocks: How Scientists Measure the Age of Almost Everything. Berkeley: University of California Press, 2008.
Cóipeáladh chuig an ngearrthaisce go rathúil é
Níorbh fhéidir cóipeáil chuig an ngearrthaisce
Lua MLA (9ú heag.)
Macdougall, J. D. Nature's Clocks: How Scientists Measure the Age of Almost Everything. University of California Press, 2008.
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.