JOHNSON, L. M. (1994). Elementary algebra. Harper Collins College Publishers.
Chicago Style (17th ed.) CitationJOHNSON, L. Murphy. Elementary Algebra. Harper Collins College Publishers, 1994.
MLA (9th ed.) CitationJOHNSON, L. Murphy. Elementary Algebra. Harper Collins College Publishers, 1994.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.