Méndez, J. C., & Bertsch, F. (2011). Total content and nutrients availability in two samples of ash eject by the Turrialba Volcano, Costa Rica in January 2010.
استشهاد بنمط شيكاغوMéndez, Juan Carlos, و Floria Bertsch. Total Content and Nutrients Availability in Two Samples of Ash Eject By the Turrialba Volcano, Costa Rica in January 2010. 2011.
MLA استشهادMéndez, Juan Carlos, و Floria Bertsch. Total Content and Nutrients Availability in Two Samples of Ash Eject By the Turrialba Volcano, Costa Rica in January 2010. 2011.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.