APA (7th ed.) Citation

Willis, J. C. (1970). Age and area.: [A study in geographical distribution and origin of species]. Asher.

Chicago Style (17th ed.) Citation

Willis, J. C. Age and Area.: [A Study in Geographical Distribution and Origin of Species]. Vaals [Postbus 105]: Asher, 1970.

MLA (9th ed.) Citation

Willis, J. C. Age and Area.: [A Study in Geographical Distribution and Origin of Species]. Asher, 1970.