ランスロット・ロウ・ホワイト編 ; 斉藤栄一訳

工作舎 1985.5

Available at 144 libraries

sponsored by the New York Zoological Society and organized by the Survival Service Commission, IUCN, at the Bronx Zoo, New York 15-17 March, 1971

International Union for Conservation of Nature and Natural Resources 1972 IUCN publications. New Series. supplementary paper, no. 33

v. 2

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by Hugh B. Cott ; With a pref. by Julian S. Huxley

Fountain Press , Rayelle Publications [1956] Photo practice series

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