Style de citation APA (7e éd.)

(1981). Ada, an introduction / by Henry Ledgard. Ada reference manual, (July 1980).

Style de citation Chicago (17e éd.)

Ada, an Introduction / by Henry Ledgard. Ada Reference Manual, (July 1980). 1981.

Style de citation MLA (9e éd.)

Ada, an Introduction / by Henry Ledgard. Ada Reference Manual, (July 1980). 1981.