APA

Heller J., . (1963). Tax incentives for industry in less developed countries. Estados Unidos de América: Harvard College.

Chicago

Heller Jack, . 1963. Tax incentives for industry in less developed countries. Estados Unidos de América: Harvard College.

Harvard

Heller J., . (1963). Tax incentives for industry in less developed countries. Estados Unidos de América: Harvard College.

MLA

Heller Jack, . Tax incentives for industry in less developed countries. Estados Unidos de América: Harvard College. 1963.