Columbia subject headings:
Science fiction, American--History and criticism.
Science fiction, English--History and criticism.
Harvard subject headings:
Science fiction, American--Bibliography--Handbooks, manuals, etc.
Science fiction, American--History and criticism
Science fiction, American--History and criticism--Handbooks, manuals, etc.
Science fiction, English--Bibliography--Handbooks, manuals, etc.
Science fiction, English--History and criticism
Science fiction, English--History and criticism--Handbooks, manuals, etc.
Princeton subject headings:
Science fiction, American--History and criticism.
Science fiction, English--History and criticism.