Wilder, R. R. (1965). Introduction to the foundations of mathematics. Wiley Eastern.
शिकागो स्टाइल उद्धरणWilder, Raymond R. Introduction to the Foundations of Mathematics. New York: Wiley Eastern, 1965.
एमएलए उद्धरणWilder, Raymond R. Introduction to the Foundations of Mathematics. Wiley Eastern, 1965.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.