Gaya APA

Barichard, V., Ehrgott, M. (2009). Multiobjecttive Programming and Goal Programming: Theoretical Results and Practical applications . Verlag Berlin Heidelberg: Springer Science.

Gaya MLA

Barichard, Vincent., Ehrgott, Matthias. "Multiobjecttive Programming and Goal Programming: Theoretical Results and Practical applications". Verlag Berlin Heidelberg: Springer Science, 2009. Text.