González Beltrán, G., & Monge Sandí, A. (2013). Recommendations for obtaining reliable results of resistance of concrete cylinders.
استشهاد بنمط شيكاغوGonzález Beltrán, Guillermo, و Anna Monge Sandí. Recommendations for Obtaining Reliable Results of Resistance of Concrete Cylinders. 2013.
MLA استشهادGonzález Beltrán, Guillermo, و Anna Monge Sandí. Recommendations for Obtaining Reliable Results of Resistance of Concrete Cylinders. 2013.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.