APA (7e ed.) Bronvermelding

Esto, R. (1988). World scientists and inventors, including Filipino scientists and technologists. R.E. Books Marketing.

Chicago (17e ed.) Bronvermelding

Esto, Rey. World Scientists and Inventors, Including Filipino Scientists and Technologists. Valenzuela, Metro Manila: R.E. Books Marketing, 1988.

MLA (9e ed.) Bronvermelding

Esto, Rey. World Scientists and Inventors, Including Filipino Scientists and Technologists. R.E. Books Marketing, 1988.