Cita APA (7a ed.)

Barber, A., Haase, D., & Wolff, M. (2021). Permeability of the city – Physical barriers of and in urban green spaces in the city of Halle, Germany. Elsevier.

Cita Chicago Style (17a ed.)

Barber, Anne, Dagmar Haase, y Manuel Wolff. Permeability of the City – Physical Barriers of and in Urban Green Spaces in the City of Halle, Germany. Elsevier, 2021.

Cita MLA (8a ed.)

Barber, Anne, et al. Permeability of the City – Physical Barriers of and in Urban Green Spaces in the City of Halle, Germany. Elsevier, 2021.