APA

Petersen R. E., Library of Congress, . (2018). Pages of the United States Congress: history and program administration. [Washington, D.C.]: Congressional Research Service.

Chicago

Petersen R Eric, Library of Congress, . 2018. Pages of the United States Congress: history and program administration. [Washington, D.C.]: Congressional Research Service.

Harvard

Petersen R. E., Library of Congress, . (2018). Pages of the United States Congress: history and program administration. [Washington, D.C.]: Congressional Research Service.

MLA

Petersen R Eric, Library of Congress, . Pages of the United States Congress: history and program administration. [Washington, D.C.]: Congressional Research Service. 2018.