Calapis, R. M., Daracan, V. C., Castillo, S. V. A., Carandang, W. M., & Abasolo, W. P. (2011). Structural characterization of Buri (Corypha utan Lam.) petioles. Philippine Journal of Science.
Chicago-viite (17. p.)Calapis, Rosalie M., Vivian C. Daracan, Stella Villa A. Castillo, Wilfredo M. Carandang, ja Willie P. Abasolo. "Structural Characterization of Buri (Corypha Utan Lam.) Petioles." Philippine Journal of Science 2011.
MLA-viite (9. p.)Calapis, Rosalie M., et al. "Structural Characterization of Buri (Corypha Utan Lam.) Petioles." Philippine Journal of Science, 2011.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.