Arrojo Agudo Pedro & Departamento de Anl̀isis Econm̤ico, U. d. Z. Water management , technology, economy and environment.
Čikaški stil citiranja (17. izdanje)Arrojo Agudo Pedro i Universidad de Zaragoza Departamento de Anl̀isis Econm̤ico. Water Management , Technology, Economy and Environment.
MLA način citiranja (9. izdanje)Arrojo Agudo Pedro i Universidad de Zaragoza Departamento de Anl̀isis Econm̤ico. Water Management , Technology, Economy and Environment.
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