APA aipamena

Heywood, H., & Watson, R. (1995). Global biodiversity assessment. Cambridge Universityt Press.

Chicago Style aipamena

Heywood, H.F, and R.T Watson. Global Biodiversity Assessment. Cambridge: Cambridge Universityt Press, 1995.

MLA aipamena

Heywood, H.F, and R.T Watson. Global Biodiversity Assessment. Cambridge Universityt Press, 1995.