United States. National Bureau of Standards, Parker, V. B., Wagman, D. D., Evans, W. H., & Rossini, F. D. (1971). Selected values of chemical thermodynamics properties: Tables for the alkaline earth elements (elements 92 through 97 in the standard order of arrangement). National Bureau of Standards.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)United States. National Bureau of Standards, Vivian B. Parker, D. D. Wagman, William H. Evans, و Frederick D. Rossini. Selected Values of Chemical Thermodynamics Properties: Tables for the Alkaline Earth Elements (elements 92 Through 97 in the Standard Order of Arrangement). [Washington]: National Bureau of Standards, 1971.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)United States. National Bureau of Standards, et al. Selected Values of Chemical Thermodynamics Properties: Tables for the Alkaline Earth Elements (elements 92 Through 97 in the Standard Order of Arrangement). National Bureau of Standards, 1971.