Doll, R. C. (1979). Curriculum improvement: Decision making and process (Fourth edition, third printing.). Allyn and Bacon.
Style de citation Chicago (17e éd.)Doll, Ronald C.. Curriculum Improvement: Decision Making and Process. Fourth edition, third printing. Boston [i pozostałe]: Allyn and Bacon, 1979.
Style de citation MLA (9e éd.)Doll, Ronald C.. Curriculum Improvement: Decision Making and Process. Fourth edition, third printing. Allyn and Bacon, 1979.
Attention : ces citations peuvent ne pas être correctes à 100%.