| Publication Type: | Journal Article |
| Year of Publication: | 1999 |
| Authors: | Barber, CA, Robertson, RJ |
| Journal: | The Auk |
| Volume: | 116 |
| Issue: | 1 |
| Date Published: | 1999 |
| ISBN Number: | 00048038 |
| Keywords: | Hirundinidae, Hirundo, Hirundo rustica, Tachycineta bicolor |
| URL: | http://www.jstor.org/stable/4089478 |
| Short Title: | The Auk |
Taxonomic name: