Campos-Leal , J. R. (2006). Reaching cleanliness in information through research. Universidad Autónoma de Tamaulipas.
Chicago-viite (17. p.)Campos-Leal , José Roberto. Reaching Cleanliness in Information Through Research. Universidad Autónoma de Tamaulipas, 2006.
MLA-viite (8. p.)Campos-Leal , José Roberto. Reaching Cleanliness in Information Through Research. Universidad Autónoma de Tamaulipas, 2006.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.
