Citazione APA

Nong kuang bu di zhi diao cha suo (China), Guo li Beiping yan jiu yuan. Di zhi xue yan jiu suo, & Shi ye bu di zhi diao cha suo (China). (1930). Geological bulletin. Geological Survey of China (under the Ministry of Agriculture and Mines) and the Section of Geology of the National Academy of Peiping.

Stile di citazione Chicago

Nong kuang bu di zhi diao cha suo (China), Guo li Beiping yan jiu yuan. Di zhi xue yan jiu suo, e Shi ye bu di zhi diao cha suo (China). Geological Bulletin. Peiping: Geological Survey of China (under the Ministry of Agriculture and Mines) and the Section of Geology of the National Academy of Peiping, 1930.

Citazione MLA

Nong kuang bu di zhi diao cha suo (China), et al. Geological Bulletin. Geological Survey of China (under the Ministry of Agriculture and Mines) and the Section of Geology of the National Academy of Peiping, 1930.