APA
Bouma J. e. a., Symposium and eco-regional approaches in agricultural research, . (1995). Eco-regional approaches for sustainable land use and food production. Dordrecht: Kluwer.
Chicago
Bouma J et al, Symposium and eco-regional approaches in agricultural research, . 1995. Eco-regional approaches for sustainable land use and food production. Dordrecht: Kluwer.
Harvard
Bouma J. e. a., Symposium and eco-regional approaches in agricultural research, . (1995). Eco-regional approaches for sustainable land use and food production. Dordrecht: Kluwer.
MLA
Bouma J et al, Symposium and eco-regional approaches in agricultural research, . Eco-regional approaches for sustainable land use and food production. Dordrecht: Kluwer. 1995.