APA

United States, . (19). Financial review: Panama Canal Commission's financial statement's [sic] for 1988. [Washington, D.C: .

Chicago

United States, . 19. Financial review: Panama Canal Commission's financial statement's [sic] for 1988. [Washington, D.C: .

Harvard

United States, . (19). Financial review: Panama Canal Commission's financial statement's [sic] for 1988. [Washington, D.C: .

MLA

United States, . Financial review: Panama Canal Commission's financial statement's [sic] for 1988. [Washington, D.C: . 19.