University of the Philippines (Quezon City). Science Education Center & University of the Philippines (Diliman). Science Education Center. (1982). Ground water. SEC.
Chicago-Zitierstil (17. Ausg.)University of the Philippines (Quezon City). Science Education Center und University of the Philippines (Diliman). Science Education Center. Ground Water. Quezon City: SEC, 1982.
MLA-Zitierstil (9. Ausg.)University of the Philippines (Quezon City). Science Education Center und University of the Philippines (Diliman). Science Education Center. Ground Water. SEC, 1982.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.