APA
Hawksworth D. L., Royal Society (Londyn) & Chapman and Hall (Londyn). (1996). Biodiversity: measurement and estimation. London [etc.]: The Royal Society.
Chicago
Hawksworth D L, Royal Society (Londyn) and Chapman and Hall (Londyn). 1996. Biodiversity: measurement and estimation. London [etc.]: The Royal Society.
Harvard
Hawksworth D. L., Royal Society (Londyn) and Chapman and Hall (Londyn). (1996). Biodiversity: measurement and estimation. London [etc.]: The Royal Society.
MLA
Hawksworth D L, Royal Society (Londyn) and Chapman and Hall (Londyn). Biodiversity: measurement and estimation. London [etc.]: The Royal Society. 1996.