APA (7e ed.) Bronvermelding

Roldán Clará, B., Calatayud Mendoza, A., & Panca-Galindo, J. W. (2021). Economic benefits to conserve a tourist resource case playa Chifron Puno Peru.

Chicago (17e ed.) Bronvermelding

Roldán Clará, Blanca, Alfredo Calatayud Mendoza, en Jhesus W. Panca-Galindo. Economic Benefits to Conserve a Tourist Resource Case Playa Chifron Puno Peru. 2021.

MLA (9e ed.) Bronvermelding

Roldán Clará, Blanca, et al. Economic Benefits to Conserve a Tourist Resource Case Playa Chifron Puno Peru. 2021.