Gaya APA

Breitmaier, ., Voelter, . (1987, 1990). Carbon-13 NMR Spectroscopy . Weinheim: VCH.

Gaya MLA

Breitmaier, ., Voelter, . "Carbon-13 NMR Spectroscopy". Weinheim: VCH, 1987, 1990. Text.