APA

(2010). In the loop: A Reference guide to American English idioms. Washington: [s.n.].

Chicago

2010. In the loop: A Reference guide to American English idioms. Washington: [s.n.].

Harvard

(2010). In the loop: A Reference guide to American English idioms. Washington: [s.n.].

MLA

In the loop: A Reference guide to American English idioms. Washington: [s.n.]. 2010.