APA (7e ed.) Bronvermelding

Gosler, A., & Wilkin, T. (2017). Eggshell speckling in a passerine bird reveals chronic long-term decline in soil calcium. Taylor and Francis.

Chicago (17e ed.) Bronvermelding

Gosler, A., en T. Wilkin. Eggshell Speckling in a Passerine Bird Reveals Chronic Long-term Decline in Soil Calcium. Taylor and Francis, 2017.

MLA (9e ed.) Bronvermelding

Gosler, A., en T. Wilkin. Eggshell Speckling in a Passerine Bird Reveals Chronic Long-term Decline in Soil Calcium. Taylor and Francis, 2017.