Fuente consultada Buffy cazavampiros, D.L. 2006
Información encontrada $<tp> (/creator, Joss Whedon ; series director, Joss Whedon ... [et al.] ; guión, Joss Whedon ... [et al.] ; produced by Gail Berman ; original music by Thomas Wanker, Robert Duncan, Douglas Romayne ; series cinematography by Raymond Stella)