Howett, J. (1980). Basic skills with fractions: A step - by - step approach. Cambridge Book.
Chicago Style (17th ed.) CitationHowett, Jerry. Basic Skills with Fractions: A Step - by - Step Approach. New York: Cambridge Book, 1980.
MLA (9th ed.) CitationHowett, Jerry. Basic Skills with Fractions: A Step - by - Step Approach. Cambridge Book, 1980.