APA
Department of Education and Science L. D., Department of Education and Science L. D., . (1972). Purchase of books by Public libraries. London: H M Stationery Office UK.
Chicago
Department of Education and Science Libraries Division, Department of Education and Science Libraries Division, . 1972. Purchase of books by Public libraries. London: H M Stationery Office UK.
Harvard
Department of Education and Science L. D., Department of Education and Science L. D., . (1972). Purchase of books by Public libraries. London: H M Stationery Office UK.
MLA
Department of Education and Science Libraries Division, Department of Education and Science Libraries Division, . Purchase of books by Public libraries. London: H M Stationery Office UK. 1972.
