Cita APA

Bergesen, H. O., & Parmann, G. (1993). Green globe yearbook. Oxford University Press.

Citación estilo Chicago

Bergesen, Helge Ole, and Georg Parmann. Green Globe Yearbook. Oxford: Oxford University Press, 1993.

Cita MLA

Bergesen, Helge Ole, and Georg Parmann. Green Globe Yearbook. Oxford University Press, 1993.

Warning: These citations may not always be 100% accurate.