Não informado. Philippine Abstracts. National Institute of Science and Technology, Division of Documentation.
Chicago-Zitierstil (17. Ausg.)Não informado. Philippine Abstracts. Manila: National Institute of Science and Technology, Division of Documentation.
MLA-Zitierstil (8. Ausg.)Não informado. Philippine Abstracts. National Institute of Science and Technology, Division of Documentation.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.