Landolt, H., Börnstein, R., & Hellwege, K. H. (1961). Landolt-Börnstein numerical data and functional relationships in science and technology (New series.). Springer.
Chicago Style (17th ed.) CitationLandolt, H., R. Börnstein, and K. H. Hellwege. Landolt-Börnstein Numerical Data and Functional Relationships in Science and Technology. New series. Berlin: Springer, 1961.
MLA (9th ed.) CitationLandolt, H., et al. Landolt-Börnstein Numerical Data and Functional Relationships in Science and Technology. New series. Springer, 1961.
Warning: These citations may not always be 100% accurate.