APA

CLAPHAM C. J. N., .The concise Oxford Dictionary of Mathematics. New york: OXFORD ,2014: .

Chicago

CLAPHAM CHRISTOPHER JAMES NICHOLSON, .The concise Oxford Dictionary of Mathematics. New york: OXFORD ,2014: .

Harvard

CLAPHAM C. J. N., .The concise Oxford Dictionary of Mathematics. New york: OXFORD ,2014: .

MLA

CLAPHAM CHRISTOPHER JAMES NICHOLSON, .New york: OXFORD ,2014: . .