Relyea, H. C., & Gould, S. B. (1986). Secrecy and National Commercial Information Policy and Secrecy: Its Role in National Scientific and Technical Information Policy.
Citazione stile Chigago Style (17a edizione)Relyea, Harold C., e Stephen B. Gould. Secrecy and National Commercial Information Policy and Secrecy: Its Role in National Scientific and Technical Information Policy. 1986.
Citatione MLA (9a ed.)Relyea, Harold C., e Stephen B. Gould. Secrecy and National Commercial Information Policy and Secrecy: Its Role in National Scientific and Technical Information Policy. 1986.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.