APA Format
Lionel Robbins;
. (1949). An eassay on the nature and significance of economic science
/
. London : Macmillan
MLA Format
Lionel Robbins;
. An eassay on the nature and significance of economic science
/
. London : Macmillan, 1949
Chicago Format
Lionel Robbins;
. An eassay on the nature and significance of economic science
/
. London : Macmillan, 1949
Australian/Harvard Format
Lionel Robbins;
. 1949. An eassay on the nature and significance of economic science
/
. Macmillan London