Παραπομπή σε μορφή APA (7η εκδ.)

Nanual, B. J., & Demayo, C. G. (1998). Morphometric variability in selected populations of Strombus urceus Linne. The Mindanao Forum: official journal of the MSU-Iligan Institute of Technology.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Nanual, Bernadette J., και Cesar G. Demayo. "Morphometric Variability in Selected Populations of Strombus Urceus Linne." The Mindanao Forum: Official Journal of the MSU-Iligan Institute of Technology 1998.

Παραπομπή σε μορφή MLA (9th εκδ.)

Nanual, Bernadette J., και Cesar G. Demayo. "Morphometric Variability in Selected Populations of Strombus Urceus Linne." The Mindanao Forum: Official Journal of the MSU-Iligan Institute of Technology, 1998.