Zuur, A., Ieno, E. N., Walker, N., Saveliev, A. A., & Smith, G. M. (2009). Mixed Effects Models and Extensions in Ecology with R (1st ed. 2009.). New York, NY: Springer New York : Imprint: Springer.

Zuur, Alain., Elena N. Ieno, Neil Walker, Anatoly A. Saveliev, and Graham M. Smith. Mixed Effects Models and Extensions in Ecology With R. 1st ed. 2009. New York, NY: Springer New York : Imprint: Springer, 2009.

Zuur, Alain., et al. Mixed Effects Models and Extensions in Ecology With R. 1st ed. 2009. New York, NY: Springer New York : Imprint: Springer, 2009.