APA Citation

International Congress of Photosynthesis Research (1968) (Freudenstadt, G., Sciences, I. U. o. B., & Metzner, H. (. (1969). Progress in photosynthesis research. Tübingen : [s. n.].

Chicago Style Citation

International Congress of Photosynthesis Research (1968) (Freudenstadt, Germany), International Union of Biological Sciences, and Helmut (1925-) Metzner. Progress in Photosynthesis Research. Tübingen : [s. n.], 1969.

MLA Citation

International Congress of Photosynthesis Research (1968) (Freudenstadt, Germany), International Union of Biological Sciences, and Helmut (1925-) Metzner. Progress in Photosynthesis Research. Tübingen : [s. n.], 1969.

Warning: These citations may not always be 100% accurate.