APA (7th ed.) Citation

Humphrys, C. R. (1988). Subjects of interest and concern and frequency of occurrence: Lakes Preservation League, 1977-1988. [publisher not identified].

Chicago Style (17th ed.) Citation

Humphrys, C. R. Subjects of Interest and Concern and Frequency of Occurrence: Lakes Preservation League, 1977-1988. [Place of publication not identified]: [publisher not identified], 1988.

MLA (9th ed.) Citation

Humphrys, C. R. Subjects of Interest and Concern and Frequency of Occurrence: Lakes Preservation League, 1977-1988. [publisher not identified], 1988.