Military technology : the gunpowder epic
by Joseph Needham ; with the collaboration of Ho Ping-Yü (Ho Peng Yoke), Lu Gwei-Djen and Wang Ling. -- Cambridge University Press, 1986. -- (Science and civilisation in China / by Joseph Needham ; with the research assistance of Wang Ling ; v. 5 . Chemistry and chemical technology ; pt. 7).
<BB01242431>