De Guzman, R. P. De la Peña, former DOST undersecretary is now science chief. The S & T post.
Čikaški stil citiranja (17. izdanje)De Guzman, Rodolfo P. "De La Peña, Former DOST Undersecretary Is Now Science Chief." The S & T Post .
MLA način citiranja (9. izdanje)De Guzman, Rodolfo P. "De La Peña, Former DOST Undersecretary Is Now Science Chief." The S & T Post, .
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