APA

Gerbens-Leenes W., Hoekstra A. Y. & van der Meer T. H. (20100115). Reply to Maes et al.: A global estimate of the water footprint of Jatropha curcas under limited data availability. : Proceedings of the National Academy of Sciences of the United States of America.

Chicago

Gerbens-Leenes Winnie, Hoekstra Arjen Y and van der Meer Theo H. 20100115. Reply to Maes et al.: A global estimate of the water footprint of Jatropha curcas under limited data availability. : Proceedings of the National Academy of Sciences of the United States of America.

Harvard

Gerbens-Leenes W., Hoekstra A. Y. and van der Meer T. H. (20100115). Reply to Maes et al.: A global estimate of the water footprint of Jatropha curcas under limited data availability. : Proceedings of the National Academy of Sciences of the United States of America.

MLA

Gerbens-Leenes Winnie, Hoekstra Arjen Y and van der Meer Theo H. Reply to Maes et al.: A global estimate of the water footprint of Jatropha curcas under limited data availability. : Proceedings of the National Academy of Sciences of the United States of America. 20100115.