Explore: Electronic Reference Sources

A reference work is a document, such as a paper, book or periodical (or their electronic equivalents), to which one can refer for information. The information

primary sources not included in CMOS, such as censuses, court, land, government, business, and church records. Includes sources in electronic format.

database theory; see referential integrity. References to many types of printed matter may come in an electronic or machine-readable form. For books, there

Designation Letters to use for electrical and electronic assemblies. For example, the letter R is a reference prefix for the resistors of an assembly, C

from multiple sources. Library users can consult the staff at the reference desk for help in finding information. Using a structured reference interview,

Electronic music broadly is a group of music genres that employ electronic musical instruments, circuitry-based music technology and software, or general-purpose

com, Reference.com, and Dictionary.com. Reference.com reproduced content from external sources. The site's sources included other online dictionaries, encyclopedias

Electromagnetic warfare or electronic warfare (EW) is warfare involving the use of the electromagnetic spectrum (EM spectrum) or directed energy to control

An electronic symbol is a pictogram used to represent various electrical and electronic devices or functions, such as wires, batteries, resistors, and

online sources are often utilized in provision of virtual reference, use of electronic sources in seeking answers is not of itself virtual reference. Virtual