Cita APA

Heywood, V. H., & Watson, R. T. (1995). Global biodiversity assessment. Cambridge, Inglaterra: UNEP, United Nations Environment Programme Cambridge University Press.

Citación estilo Chicago

Heywood, Vernon H., and Robert T. Watson. Global Biodiversity Assessment. Cambridge, Inglaterra: UNEP, United Nations Environment Programme Cambridge University Press, 1995.

Cita MLA

Heywood, Vernon H., and Robert T. Watson. Global Biodiversity Assessment. Cambridge, Inglaterra: UNEP, United Nations Environment Programme Cambridge University Press, 1995.