Energy input and zooplankton species richness.

MLA

Hessen, Dag O., et al. “Energy Input and Zooplankton Species Richness.” Ecography, vol. 30, no. 6, Dec. 2007, pp. 749–58. EBSCOhost, https://doi.org/10.1111/j.2007.0906-7590.05259.x.

APA

Hessen, D. O., Bakkestuen, V., & Walseng, B. (2007). Energy input and zooplankton species richness. Ecography, 30(6), 749–758. https://doi.org/10.1111/j.2007.0906-7590.05259.x

Chicago

Hessen, Dag O., Vegar Bakkestuen, and Bjørn Walseng. 2007. “Energy Input and Zooplankton Species Richness.” Ecography 30 (6): 749–58. doi:10.1111/j.2007.0906-7590.05259.x.