Ballard, D. (1994). Foundational aspects of "non" standard mathematics. American Mathematical Society.
Chicago Style (17th ed.) CitationBallard, David. Foundational Aspects of "Non" Standard Mathematics. Providence, R.I.: American Mathematical Society, 1994.
MLA (9th ed.) CitationBallard, David. Foundational Aspects of "Non" Standard Mathematics. American Mathematical Society, 1994.
Warning: These citations may not always be 100% accurate.