New names and new combinations in the order Actinomycetales Buchanan 1917,

Bibliography: p. 46-55.

Corporations; a study of the origin and development of great business combinations and of their relation to the authority of the state.

Mode of access: Internet.

Trusts, or industrial combinations and coalitions in the United States;

Bibliography: p. 338-350.

Industrial combinations and trusts.

Mode of access: Internet.

Monopolistic combinations in the German coal industry,

"Bibliographical references": p. [328]-334.