American Geological Institute. (1967). Paleontological Journal. John Wiley & Sons.
Citação do estilo Chicago (17ª ed.)American Geological Institute. Paleontological Journal. Silver Spring, Md: John Wiley & Sons, 1967.
Citação MLA (8ª ed.)American Geological Institute. Paleontological Journal. John Wiley & Sons, 1967.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.