Westermarck, H. (1973). Peer farmers' role in the adoption of recommended practices ; a study on demonstration farmers' and other farmers' influence on the acceptance of certain recommended farm and household practices in 15 Eastern Finland neighborhoods, 1973. s.n.
Chicago-viite (17. p.)Westermarck, Harri. Peer Farmers' Role in the Adoption of Recommended Practices ; a Study on Demonstration Farmers' and Other Farmers' Influence on the Acceptance of Certain Recommended Farm and Household Practices in 15 Eastern Finland Neighborhoods, 1973. s.l: s.n, 1973.
MLA-viite (9. p.)Westermarck, Harri. Peer Farmers' Role in the Adoption of Recommended Practices ; a Study on Demonstration Farmers' and Other Farmers' Influence on the Acceptance of Certain Recommended Farm and Household Practices in 15 Eastern Finland Neighborhoods, 1973. s.n, 1973.