Cerezo, A. S. (1991). Seasonal variation of carrageenans in tetrasporic, cystocarpic and 'sterile' stages of Gigartina skottsbergii S. et G. (Rhodophyta, Gigartinales).
Cita Chicago Style (17a ed.)Cerezo, Alberto Saúl. Seasonal Variation of Carrageenans in Tetrasporic, Cystocarpic and 'Sterile' Stages of Gigartina Skottsbergii S. Et G. (Rhodophyta, Gigartinales). 1991.
Cita MLA (8a ed.)Cerezo, Alberto Saúl. Seasonal Variation of Carrageenans in Tetrasporic, Cystocarpic and 'Sterile' Stages of Gigartina Skottsbergii S. Et G. (Rhodophyta, Gigartinales). 1991.
Precaución: Estas citas no son 100% exactas.