Παραπομπή APA

Hartwick,John M. (2000). National accounting and capital. Edward Elgar.

Παραπομπή Chicago Style

Hartwick,John M. National Accounting and Capital. U S A: Edward Elgar, 2000.

Παραπομπή MLA

Hartwick,John M. National Accounting and Capital. Edward Elgar, 2000.