Gould, S. J. (1990). Wonderful life: The Burgess Shale and the nature of history. Hutchinson.
Chicago Style aipamenaGould, Stephen Jay. Wonderful Life: The Burgess Shale and the Nature of History. London: Hutchinson, 1990.
MLA aipamenaGould, Stephen Jay. Wonderful Life: The Burgess Shale and the Nature of History. Hutchinson, 1990.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.