APA

Investment trusts and investment companies : Report of the securities and exchange commission. Estados Unidos de América: Government Privating Office.

Chicago

Investment trusts and investment companies : Report of the securities and exchange commission. Estados Unidos de América: Government Privating Office.

Harvard

Investment trusts and investment companies : Report of the securities and exchange commission. Estados Unidos de América: Government Privating Office.

MLA

Estados Unidos de América: Government Privating Office. .