Schmidt, S., Wolff, M., & Vargas, J. A. (2002). Population ecology and fishery of Cittarium pica (Gastropoda: Trochidae) on the Caribbean coast of Costa Rica.
استشهاد بنمط شيكاغوSchmidt, Stefanie, Matthias Wolff, و José A. Vargas. Population Ecology and Fishery of Cittarium Pica (Gastropoda: Trochidae) On the Caribbean Coast of Costa Rica. 2002.
MLA استشهادSchmidt, Stefanie, Matthias Wolff, و José A. Vargas. Population Ecology and Fishery of Cittarium Pica (Gastropoda: Trochidae) On the Caribbean Coast of Costa Rica. 2002.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.