Bush, L. E. (1961). The William Lowell Putnam mathematical competition. American Mathematical Monthly.
Chicago Style (17th ed.) CitationBush, L. E. The William Lowell Putnam Mathematical Competition. [Washington]: American Mathematical Monthly, 1961.
MLA (9th ed.) CitationBush, L. E. The William Lowell Putnam Mathematical Competition. American Mathematical Monthly, 1961.
Warning: These citations may not always be 100% accurate.