APA (7th ed.) Citation

Ergle, D. R., & May, I. M. (1978). Agricultural oral history interview with David R. Ergle. [publisher not identified].

Chicago Style (17th ed.) Citation

Ergle, David Ramsey, and Irvin M. May. Agricultural Oral History Interview with David R. Ergle. [Place of publication not identified]: [publisher not identified], 1978.

MLA (9th ed.) Citation

Ergle, David Ramsey, and Irvin M. May. Agricultural Oral History Interview with David R. Ergle. [publisher not identified], 1978.