Identification guide to North American birds

Molt and Aging Criteria for Four North American Grassland Passerines

Manual for Ageing and Sexing Birds of Bosque Fray Jorge National Park and Northcentral Chile, with Notes on Range and Breeding Seasonality

Identification guide to North American passerines

Identification Guide to North American Birds. Part II

Handbook of Field Methods for Monitoring Landbirds

Flight-feather molt patterns and age in North American owls

Distributional checklist of North American birds

Avifauna of Sierra Nevada Network Parks