APA Citation

SICHEL, W. (1974). Basic economic concepts. [Tidak Terdaftar].

Chicago Style Citation

SICHEL, Werner. Basic Economic Concepts. [Tidak Terdaftar], 1974.

MLA Citation

SICHEL, Werner. Basic Economic Concepts. [Tidak Terdaftar], 1974.

Warning: These citations may not always be 100% accurate.