APA (7e ed.) Bronvermelding

Science and Technology Information Institute (Philippines). Philippine inventions. Science and Technology Information Institute, Dept. of Science and Technology.

Chicago (17e ed.) Bronvermelding

Science and Technology Information Institute (Philippines). Philippine Inventions. Manila, Philippines: Science and Technology Information Institute, Dept. of Science and Technology.

MLA (8e ed.) Bronvermelding

Science and Technology Information Institute (Philippines). Philippine Inventions. Science and Technology Information Institute, Dept. of Science and Technology.

Let op: Deze citaties zijn niet altijd 100% accuraat.