| Referens | Barrett, R.T. 1984 Comparative notes on eggs, chick growth and fledging of the razorbill Alca torda in North Norway. Seabird 7:55-61. |
| DOI / ISBN | |
| Artikelns URL | http://books.google.com.ph/books/about/Comparative_notes_on_eggs_chick_growth_a.html?id=W2VhtwAACAAJ&redir_esc=y |
| Ref. No. | 91603 |
| Språk | English |
| Användning | not seen |
| Comments on the publication | |
| Sök denna referens i | Google Scholar | Scirus | Species used from this reference |
| Cross references | 91584 |