Cita APA (7a ed.)

Oarde, C. M., & del Valle, M. Extraction and storage stability of red color from Roselle (Hibiscus sabdariffa).

Cita Chicago Style (17a ed.)

Oarde, Cynthia M., y Mercedita del Valle. Extraction and Storage Stability of Red Color from Roselle (Hibiscus Sabdariffa). 1978.

Cita MLA (9a ed.)

Oarde, Cynthia M., y Mercedita del Valle. Extraction and Storage Stability of Red Color from Roselle (Hibiscus Sabdariffa).