Pennsylvania. State University. Institute for Research on Human Resources, United States. National Science Foundation, & Feller, I. (1972). Intergovernmental relations in the administration and performance of research on air pollution. Center for the Study of Science Policy,Institute for Research on HUman Resources,Pennsylvania State University.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিPennsylvania. State University. Institute for Research on Human Resources, United States. National Science Foundation, এবং Irwin Feller. Intergovernmental Relations in the Administration and Performance of Research on Air Pollution. University park, Pa: Center for the Study of Science Policy,Institute for Research on HUman Resources,Pennsylvania State University, 1972.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিPennsylvania. State University. Institute for Research on Human Resources, et al. Intergovernmental Relations in the Administration and Performance of Research on Air Pollution. Center for the Study of Science Policy,Institute for Research on HUman Resources,Pennsylvania State University, 1972.