López González, C. A., & González Romero, A. (1998). A synthesis of current literature and knowledge about the ecology of the puma (Puma concolor Linnaeus). Instituto de Ecología, A.C.
Lua i Stíl Chicago (17ú heag.)López González, Carlos A., agus Alberto González Romero. A Synthesis of Current Literature and Knowledge About the Ecology of the Puma (Puma Concolor Linnaeus). Instituto de Ecología, A.C, 1998.
Lua MLA (9ú heag.)López González, Carlos A., agus Alberto González Romero. A Synthesis of Current Literature and Knowledge About the Ecology of the Puma (Puma Concolor Linnaeus). Instituto de Ecología, A.C, 1998.