APA (7e ed.) Bronvermelding

Campbell, R. E., & MacDonald, R. (1989). Microbial inoculation of crop plants. Published for the Society for General Microbiology by IRL Press.

Chicago (17e ed.) Bronvermelding

Campbell, Richard E., en R.M MacDonald. Microbial Inoculation of Crop Plants. Oxford: Published for the Society for General Microbiology by IRL Press, 1989.

MLA (9e ed.) Bronvermelding

Campbell, Richard E., en R.M MacDonald. Microbial Inoculation of Crop Plants. Published for the Society for General Microbiology by IRL Press, 1989.