The Beilstein online database :
implementation, content, and retrieval /
Stephen R. Heller, editor.

APA Citation

Heller, S. R., American Chemical Society. Meeting 1989 : Miami Beach, F., American Chemical Society. Division of Computers in Chemistry. (1990). The Beilstein online database: implementation, content, and retrieval. Washington, DC: American Chemical Society.

MLA Citation

Heller, Stephen R., 1943-, Fla.) American Chemical Society. Meeting 1989 : Miami Beach, and American Chemical Society. Division of Computers in Chemistry. The Beilstein Online Database: Implementation, Content, And Retrieval. Washington, DC: American Chemical Society, 1990.

Warning: These citations may not always be complete (especially for serials).