Laxmi Bachanalaya
Legally available public-domain books and openly licensed reading materials.
Lillian Moller Gilbreth
Hugo Münsterberg
Walter Dill Scott
Jane Addams
Lillian Moller Gilbreth and Frank B. Gilbreth
Durant Drake
Academy of Political Science in the City of New York
Henry Atkinson
James Hartness
These books are free to read. Each is in the public domain in the United States; check your own country's rules before you copy or share one.