APA (7th ed.) Citation

SASTRAWIJAYA, A. T. (1991). PENCEMARAN LINGKUNGAN. [s.n].

Chicago Style (17th ed.) Citation

SASTRAWIJAYA, A. TRESNA. PENCEMARAN LINGKUNGAN. [s.n], 1991.

MLA (8th ed.) Citation

SASTRAWIJAYA, A. TRESNA. PENCEMARAN LINGKUNGAN. [s.n], 1991.

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