APA (7th ed.) Citation

Gale (Firm). (1799). The Sylphid. [publisher not identified].

Chicago Style (17th ed.) Citation

Gale (Firm). The Sylphid. [London, England]: [publisher not identified], 1799.

MLA (9th ed.) Citation

Gale (Firm). The Sylphid. [publisher not identified], 1799.

Warning: These citations may not always be 100% accurate.