Cita APA (7th ed.)

(1997). Springer CD-ROM. Catalogue 97/98 of all books, journals and electronic media.

Cita Chicago (17th ed.)

Springer CD-ROM. Catalogue 97/98 of All Books, Journals and Electronic Media. 1997.

Cita MLA (9th ed.)

Springer CD-ROM. Catalogue 97/98 of All Books, Journals and Electronic Media. 1997.