APA

United States, .Official summary of security transactions and holdings. Washington, D.C: Securities and Exchange Commission ; for sale by the Supt. of Docs. U. S. Govt. Print. Off.

Chicago

United States, .Official summary of security transactions and holdings. Washington, D.C: Securities and Exchange Commission ; for sale by the Supt. of Docs. U. S. Govt. Print. Off.

Harvard

United States, .Official summary of security transactions and holdings. Washington, D.C: Securities and Exchange Commission ; for sale by the Supt. of Docs. U. S. Govt. Print. Off.

MLA

United States, .Washington, D.C: Securities and Exchange Commission ; for sale by the Supt. of Docs. U. S. Govt. Print. Off. .