एपीए उद्धरण

Dudeney, H. E. (1958). Amusements in mathematics: Henry Ernest Dudeney. Dover Publications.

शिकागो स्टाइल उद्धरण

Dudeney, Henry Ernest. Amusements in Mathematics: Henry Ernest Dudeney. New York: Dover Publications, 1958.

एमएलए उद्धरण

Dudeney, Henry Ernest. Amusements in Mathematics: Henry Ernest Dudeney. Dover Publications, 1958.