Gaya APA
NATASHA, I, E., HUTAGAOL, Y, R, I. (2009).
The analysis of R&D impact on the public listed companies' performance in Indonesia .
Jakarta:
Universitas Bina Nusantara.
Gaya MLA
NATASHA, I., E., HUTAGAOL, Yanthi, R., I.
"The analysis of R&D impact on the public listed companies' performance in Indonesia".
Jakarta:
Universitas Bina Nusantara,
2009.
Artikel.