Higgins, P. M. (1992). Techniques of semigroup theory. Oxford Univ. Pr.
Chicago Style (17th ed.) CitationHiggins, Peter M. Techniques of Semigroup Theory. Oxford [u. a.]: Oxford Univ. Pr, 1992.
MLA (9th ed.) CitationHiggins, Peter M. Techniques of Semigroup Theory. Oxford Univ. Pr, 1992.
Warning: These citations may not always be 100% accurate.