Washington (State). Department of Health & Holm, P. T. (1967). Geographic and temporal distribution of migrant agricultural workers and their families in Washington: Preliminary forecasts by semi-month for major migrant-using areas, 1968 harvest season. Washington State Dept. of Health, Migrant Health Project.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)Washington (State). Department of Health và Paul T. Holm. Geographic and Temporal Distribution of Migrant Agricultural Workers and Their Families in Washington: Preliminary Forecasts by Semi-month for Major Migrant-using Areas, 1968 Harvest Season. [Olympia]: Washington State Dept. of Health, Migrant Health Project, 1967.
Trích dẫn kiểu MLA (xuất bản lần thứ 8)Washington (State). Department of Health và Paul T. Holm. Geographic and Temporal Distribution of Migrant Agricultural Workers and Their Families in Washington: Preliminary Forecasts by Semi-month for Major Migrant-using Areas, 1968 Harvest Season. Washington State Dept. of Health, Migrant Health Project, 1967.