APA (7th ed.) Citation

Barratt, H. C., & Barker, L. M. Pears cyclopaedia. [publisher not identified].

Chicago Style (17th ed.) Citation

Barratt, Herbert Charles, and L. Mary Barker. Pears Cyclopaedia. [Place of publication not identified]: [publisher not identified].

MLA (9th ed.) Citation

Barratt, Herbert Charles, and L. Mary Barker. Pears Cyclopaedia. [publisher not identified].

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