Cita APA (7a ed.)
Spores, R. (1974). Stratigraphic excavations in the Nochixtlán Valley, Oaxaca. Vanderbilt University.
Cita Chicago Style (17a ed.)
Spores, Ronald. Stratigraphic Excavations in the Nochixtlán Valley, Oaxaca. Nashville, Tennessee: Vanderbilt University, 1974.
Cita MLA (9a ed.)
Spores, Ronald. Stratigraphic Excavations in the Nochixtlán Valley, Oaxaca. Vanderbilt University, 1974.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.