Bryant, D. (1974). A Review of the taxonomy, biology and importance of the adelgid pests of true firs. Newfoundland Forest Research Centre.
Cóipeáladh chuig an ngearrthaisce go rathúil é
Níorbh fhéidir cóipeáil chuig an ngearrthaisce
Lua i Stíl Chicago (17ú heag.)
Bryant, D.G. A Review of the Taxonomy, Biology and Importance of the Adelgid Pests of True Firs. St. John's: Newfoundland Forest Research Centre, 1974.
Cóipeáladh chuig an ngearrthaisce go rathúil é
Níorbh fhéidir cóipeáil chuig an ngearrthaisce
Lua MLA (9ú heag.)
Bryant, D.G. A Review of the Taxonomy, Biology and Importance of the Adelgid Pests of True Firs. Newfoundland Forest Research Centre, 1974.
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.