APA (7e ed.) Bronvermelding
Leewis, R. (1985). Phytoplankton off the Dutch coast: A base line study on the temporal and spatial distribution of species in 1974 and 1975. Rijkswaterstaat.
Chicago (17e ed.) Bronvermelding
Leewis, R.J. Phytoplankton off the Dutch Coast: A Base Line Study on the Temporal and Spatial Distribution of Species in 1974 and 1975. The Hague: Rijkswaterstaat, 1985.
MLA (9e ed.) Bronvermelding
Leewis, R.J. Phytoplankton off the Dutch Coast: A Base Line Study on the Temporal and Spatial Distribution of Species in 1974 and 1975. Rijkswaterstaat, 1985.
Let op: Deze citaties zijn niet altijd 100% accuraat.