The heredity of acquired characters in plants,

Mode of access: Internet.

Organic evolution as the result of the inheritance of acquired characters according to the laws of organic growth.

Mode of access: Internet.

Ferdinand Lassalle as a social reformer,

"With some slight alterations, a translation of ... [the author's] introduction to the complete edition of Lassalle's Speeches and works."

Illinois acquired immunodeficiency syndrome statutes and Illinois Department of Public Health rules.

"May 1988."

Acquired immune deficiency syndrome (AIDS).

"June 13, 1984."

III International Conference on Acquired Immunodeficiency Syndrome (AIDS), June 1-5, 1987, Washington Hilton and Towers, Washington, D.C. : abstracts volume /

Cover title: III International Conference on AIDS.