APA (7e ed.) Bronvermelding

Hughes, R. E., & Milner, C. (1970). Methods for the measurement of the primary production of grassland. Blackwell Scientific Publications.

Chicago (17e ed.) Bronvermelding

Hughes, R Elfyn, en C. Milner. Methods for the Measurement of the Primary Production of Grassland. Oxford: Blackwell Scientific Publications, 1970.

MLA (9e ed.) Bronvermelding

Hughes, R Elfyn, en C. Milner. Methods for the Measurement of the Primary Production of Grassland. Blackwell Scientific Publications, 1970.