Encyclopedias and dictionaries
Atlases and gazetteers
Cataloging guides
Yearbooks, annuals, and almanacs
Annual directories
Statistical sources
Awards lists
Pseudonym lists
Biographical and literary directories
Readers' and critical guides
Guides to secondary sources
Library catalogs and collection guides
Magazine and anthology indexes
Cyclopedias of sf magazines
General indexes and checklists
Indexes to specific magazines
General bibliographies
National bibliographies
Australia
Canada
Czechoslovakia
Denmark
Great Britain
Hungary
Japan
Netherlands
New Zealand
Russia
Sweden
United States
Subject bibliographies
Adventure fiction
Alternate histories
Architecture
Arthurian fiction
Atlantis
Braille and large print books
Drugs
Dystopian literature
Fantasy fiction
First editions
Future tales
Future war fiction
Gothic fiction
Imaginary voyages
Machines
Nuclear warfare
Paperbacks
Pseudonymous authors
Recursive science fiction
Series
Sexuality
Space voyages
Star wars fiction
Title changes
Utopian fiction
Vampire fiction
Women writers
Publisher bibliographies
General works
Individual publishers
Author bibliographies
Bibliography series
Individual authors
Artist bibliographies
General works
Individual artists
Character dictionaries & author cyclopedias
General works
Individual authors
Film and television catalogs
General works
Specific movies, TV programs, or subjects
Printed guides to the Internet
Calendars and chronologies
Quotations dictionaries
Collectors' and price guides
Professional writers' guides
Fan guides
Major on-line resources
Core periodicals
Professional organizations
Core collections
Academic libraries
Public libraries
Personal research libraries.