APA引文

Heady, E. O., & Srivastava, U. K. (1975). Spatial sector programming models in agriculture. Iowa State university.

Chicago Style (17th ed.) Citation

Heady, Earl O., and Uma K. Srivastava. Spatial Sector Programming Models in Agriculture. Ames: Iowa State university, 1975.

MLA引文

Heady, Earl O., and Uma K. Srivastava. Spatial Sector Programming Models in Agriculture. Iowa State university, 1975.