APA (7th ed.) Citation

RYADI, S. (1984). Pencemaran Air. Karya Anda.

Chicago Style (17th ed.) Citation

RYADI, Slamet. Pencemaran Air. Karya Anda, 1984.

MLA (8th ed.) Citation

RYADI, Slamet. Pencemaran Air. Karya Anda, 1984.

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