Frankel, T. (1979). Gravitational curvature: An introduction to Einstein's theory. W.H. Freeman and Company.
シカゴスタイル引用形Frankel, Theodore. Gravitational Curvature: An Introduction to Einstein's Theory. San francisco: W.H. Freeman and Company, 1979.
MLA引用形式Frankel, Theodore. Gravitational Curvature: An Introduction to Einstein's Theory. W.H. Freeman and Company, 1979.
警告: この引用は必ずしも正確ではありません.