APA (7th ed.) Citation

SUMITRO, D. (1990). English For Science And Technology Djoko Sumitro. Gama Press.

Chicago Style (17th ed.) Citation

SUMITRO, Djoko. English For Science And Technology Djoko Sumitro. Gama Press, 1990.

MLA (8th ed.) Citation

SUMITRO, Djoko. English For Science And Technology Djoko Sumitro. Gama Press, 1990.

Warning: These citations may not always be 100% accurate.