Crayn, D. M., Winter, K., & Smith, J. A. C. (2004). Multiple origins of crassulacean acid metabolism and the epiphytic habit in the Neotropical family Bromeliaceae. National Academy of Sciences.
استشهاد بنمط شيكاغوCrayn, Darren M., Klaus Winter, و J. Andrew C. Smith. Multiple Origins of Crassulacean Acid Metabolism and the Epiphytic Habit in the Neotropical Family Bromeliaceae. National Academy of Sciences, 2004.
MLA استشهادCrayn, Darren M., Klaus Winter, و J. Andrew C. Smith. Multiple Origins of Crassulacean Acid Metabolism and the Epiphytic Habit in the Neotropical Family Bromeliaceae. National Academy of Sciences, 2004.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.