洋防輯要
By: [Yan Ruyu [i.e. yi] ji]
Series: Zhongguo Nanhai zhu qun dao wen xian hui bian -- 4; Zhongguo shi xue cong shu xu bian -- 35
Publisher: Taiwan xue sheng shu ju
Published: 1975
Place of publication: Taibei
Language: chi
Number of pages: 1822
Subjects: Coast defenses
Other titles: Yang fang ji yao