Cita APA (7a ed.)

Bulit, F., Palmerio, A., & Massoni, V. (2008). Differences in rates of nest-visitation and removal of faecal sacs by male and female White-rumped Swallows. https://doi.org/10.1071/MU07068

Cita Chicago Style (17a ed.)

Bulit, F., A.G Palmerio, y V. Massoni. Differences in Rates of Nest-visitation and Removal of Faecal Sacs by Male and Female White-rumped Swallows. 2008. https://dx.doi.org/10.1071/MU07068.

Cita MLA (8a ed.)

Bulit, F., et al. Differences in Rates of Nest-visitation and Removal of Faecal Sacs by Male and Female White-rumped Swallows. 2008.