एपीए उद्धरण

Frimmel, F. H., Fritz, W., Lankes, U., & Muller, M. B. Ultrafiltration of nonionic surfactants and dissolved organic matter.

शिकागो स्टाइल उद्धरण

Frimmel, Fritz H., Wolfgang Fritz, Ulrich Lankes, और Margit B. Muller. Ultrafiltration of Nonionic Surfactants and Dissolved Organic Matter.

एमएलए उद्धरण

Frimmel, Fritz H., Wolfgang Fritz, Ulrich Lankes, और Margit B. Muller. Ultrafiltration of Nonionic Surfactants and Dissolved Organic Matter.