در خواست ebook

سلام؛
نمي دونم كه اين كتاب ebook داره يا نه...
. Keeney and H. Raiffa. Decisions with Multiple Objectives:
Preferences and Value Trade-offs. Cambridge University Press, Cambridge, 1993.

@book{KeeneyRaiffa1993,
author={Keeney, R.L. and Raiffa, H.},
year={1993},
title={Decisions with Multiple Objectives: Preferences and Value Trade-offs},
publisher={Cambridge University Press, Cambridge}
}

ممنون ميشم