Preece, W. H., & Sivewright, J. (1891). Telegraphy (9th ed.rev and enl.). Longmans, Green.
Chicagoスタイル(17版)引用形式Preece, W. H., , J. Sivewright. Telegraphy. 9th ed.rev and enl. London: Longmans, Green, 1891.
MLA(8版)引用形式Preece, W. H., , J. Sivewright. Telegraphy. 9th ed.rev and enl. Longmans, Green, 1891.
警告: この引用は必ずしも正確ではありません.