Seward, P. S. (1929). The technique of speculation: An analysis of the "speculative flair" or the art of anticipating the probable course of prices and of estimating the intrinsic values of stock exchange securities (2nd ed.). Pitman.
Чикаго стиль цитування (17-те видання)Seward, P. S. The Technique of Speculation: An Analysis of the "Speculative Flair" or the Art of Anticipating the Probable Course of Prices and of Estimating the Intrinsic Values of Stock Exchange Securities. 2nd ed. London: Pitman, 1929.
Стиль цитування MLA (8-ме видання)Seward, P. S. The Technique of Speculation: An Analysis of the "Speculative Flair" or the Art of Anticipating the Probable Course of Prices and of Estimating the Intrinsic Values of Stock Exchange Securities. 2nd ed. Pitman, 1929.
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