Kohler, Robert E.. "Frontmatter". Partners in Science: Foundations and Natural Scientists, 1900-1945, Chicago: University of Chicago Press, 1991, pp. i-vi. https://doi.org/10.7208/9780226726410-fm
Kohler, R. (1991). Frontmatter. In Partners in Science: Foundations and Natural Scientists, 1900-1945 (pp. i-vi). Chicago: University of Chicago Press. https://doi.org/10.7208/9780226726410-fm
Kohler, R. 1991. Frontmatter. Partners in Science: Foundations and Natural Scientists, 1900-1945. Chicago: University of Chicago Press, pp. i-vi. https://doi.org/10.7208/9780226726410-fm
Kohler, Robert E.. "Frontmatter" In Partners in Science: Foundations and Natural Scientists, 1900-1945, i-vi. Chicago: University of Chicago Press, 1991. https://doi.org/10.7208/9780226726410-fm
Kohler R. Frontmatter. In: Partners in Science: Foundations and Natural Scientists, 1900-1945. Chicago: University of Chicago Press; 1991. p.i-vi. https://doi.org/10.7208/9780226726410-fm