APA ציטוט

Robbins, L. (1969). An essay on the nature and significance of economic science.

Chicago Edition Citation

Robbins, Lionel. An Essay on the Nature and Significance of Economic Science. London, Macmillan, 1969.

ציטוט MLA

Robbins, Lionel. An Essay on the Nature and Significance of Economic Science. 1969.