Gaya APA

Siwek, Stephen E.. (2004). Copyright industries in the u.s. economy . USA: USA : Internatonal Intellectual Property Alliane, 2004.

Gaya Chicago

Siwek, Stephen E.. Copyright industries in the u.s. economy. USA: USA : Internatonal Intellectual Property Alliane, 2004, 2004. Text.

Gaya MLA

Siwek, Stephen E.. Copyright industries in the u.s. economy. USA: USA : Internatonal Intellectual Property Alliane, 2004, 2004. Text.

Gaya Turabian

Siwek, Stephen E.. Copyright industries in the u.s. economy. USA: USA : Internatonal Intellectual Property Alliane, 2004, 2004. Print.