APA

Peters H. M., Purdy J. A. & Library of Congress. (2019). The Army's modular handgun procurement. [Washington, D.C.]: Congressional Research Service.

Chicago

Peters Heidi M, Purdy Jason A and Library of Congress. 2019. The Army's modular handgun procurement. [Washington, D.C.]: Congressional Research Service.

Harvard

Peters H. M., Purdy J. A. and Library of Congress. (2019). The Army's modular handgun procurement. [Washington, D.C.]: Congressional Research Service.

MLA

Peters Heidi M, Purdy Jason A and Library of Congress. The Army's modular handgun procurement. [Washington, D.C.]: Congressional Research Service. 2019.