MacBriar, W. N., & Stevenson, D. E. (1976). Dispersal and survival in the bank swallow (Riparia riparia) in southeastern Wisconsin. Milwaukee Public Museum.
Lua i Stíl Chicago (17ú heag.)MacBriar, Wallace N., agus Diane E. Stevenson. Dispersal and Survival in the Bank Swallow (Riparia Riparia) in Southeastern Wisconsin. [Milwaukee]: Milwaukee Public Museum, 1976.
Lua MLA (8ú heag.)MacBriar, Wallace N., agus Diane E. Stevenson. Dispersal and Survival in the Bank Swallow (Riparia Riparia) in Southeastern Wisconsin. Milwaukee Public Museum, 1976.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.