APA (7th ed.) Citation

Hardy, A. (1975). Recreation programs in state park settings. [publisher not identified].

Chicago Style (17th ed.) Citation

Hardy, Archie. Recreation Programs in State Park Settings. [Place of publication not identified]: [publisher not identified], 1975.

MLA (9th ed.) Citation

Hardy, Archie. Recreation Programs in State Park Settings. [publisher not identified], 1975.

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