Cita APA

Andrén, O. (1990). Ecology of arable land-organisms, carbon and nitrogen cycling. Munksgaard International Booksellers.

Citación estilo Chicago

Andrén, Olof. Ecology of Arable Land-organisms, Carbon and Nitrogen Cycling. Copenhagen: Munksgaard International Booksellers, 1990.

Cita MLA

Andrén, Olof. Ecology of Arable Land-organisms, Carbon and Nitrogen Cycling. Copenhagen: Munksgaard International Booksellers, 1990.

Precaución: Estas citas no son 100% exactas.