APA-čujuhus (7. p.)

Valdivia Espinoza, L. A., Gonzalez Manrique de Lara, T. F., & Julca-Otiniano, A. M. (2020). Environmental sustainability of forestal concessions in Huanuco department, Peru. Instituto de Ecología, A.C.

Chicago-čujuhus (17. p.)

Valdivia Espinoza, Luis Alberto, Tito Felipe Gonzalez Manrique de Lara, juo Alberto Marcial Julca-Otiniano. Environmental Sustainability of Forestal Concessions in Huanuco Department, Peru. Instituto de Ecología, A.C, 2020.

MLA-čujuhus (9. p.)

Valdivia Espinoza, Luis Alberto, et al. Environmental Sustainability of Forestal Concessions in Huanuco Department, Peru. Instituto de Ecología, A.C, 2020.

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