APA

Mulligan S. P., Library of Congress, . (2018). International law and agreements: their effect upon U.S. law. [Washington, D.C.]: Congressional Research Service.

Chicago

Mulligan Stephen P, Library of Congress, . 2018. International law and agreements: their effect upon U.S. law. [Washington, D.C.]: Congressional Research Service.

Harvard

Mulligan S. P., Library of Congress, . (2018). International law and agreements: their effect upon U.S. law. [Washington, D.C.]: Congressional Research Service.

MLA

Mulligan Stephen P, Library of Congress, . International law and agreements: their effect upon U.S. law. [Washington, D.C.]: Congressional Research Service. 2018.