APA (7th ed.) Citation

Russell, D. S. (1956). Helpful hints in rural community development for El Salvador. [publisher not identified].

Chicago Style (17th ed.) Citation

Russell, Daniel S. Helpful Hints in Rural Community Development for El Salvador. [San Salvador?]: [publisher not identified], 1956.

MLA (9th ed.) Citation

Russell, Daniel S. Helpful Hints in Rural Community Development for El Salvador. [publisher not identified], 1956.