Registered all party and parliamentary groups in the House of Commons.
Contributors: Great Britain. Parliament. House of Commons.
Edition: 30th rev. ed., by David Inns.
Series: Factsheet / House of Commons, Public Information Office -- no.7; Factsheet -- no.7.
Publisher: House of Commons
Published: 1994
Place of publication: London
Language: eng
Notes: Originally issued as factsheets 7 and 8.

Originally compiled by Elizabeth Osborn and later by Pamela Bozdan.