Pennsylvania Libraries: Research & Practice | University Library System, University of Pittsburgh. Cambridge University Press.
Citação norma ChicagoPennsylvania Libraries: Research & Practice | University Library System, University of Pittsburgh. Cambridge University Press.
Citação norma MLAPennsylvania Libraries: Research & Practice | University Library System, University of Pittsburgh. Cambridge University Press.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.