Editions in the search results are offered mainly as paperback, with at least one hardcover edition shown.
The search results include editions in English and Spanish.
Dimensions vary across editions: heights range roughly from about 6.9 inches up to 8.9 inches, widths roughly from about 4.2 to 5.9 inches, and thicknesses roughly from about 0.8 to 1.3 inches.
Across the results the title is categorized mainly as self-improvement and personal growth, with several editions also listed under business, money management, and general success themes.
At least one edition is presented as a reproduction of the vintage 1937 text, offering the full original text as it first appeared.