Dyfyniad APA

Ryūsan Kyōkai (Japan). Ryusan to kogyo =: Sulphuric acid and industry. Ryūsan Kyōkai.

Dyfyniad Arddull Chicago

Ryūsan Kyōkai (Japan). Ryusan to Kogyo =: Sulphuric Acid and Industry. Tōkyō: Ryūsan Kyōkai.

Dyfyniad MLA

Ryūsan Kyōkai (Japan). Ryusan to Kogyo =: Sulphuric Acid and Industry. Ryūsan Kyōkai.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.