Berry, R. [. (1970). Variation in mammalian populations. The Zoological Society of London.
Chicago-stil citatBerry, R.J. [ed.]. Variation in Mammalian Populations. London: The Zoological Society of London, 1970.
MLA-referensBerry, R.J. [ed.]. Variation in Mammalian Populations. The Zoological Society of London, 1970.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.