Cita APA (7a ed.)

Silvers, J. (1996). Child labor in Pakistan. [s.n.].

Cita Chicago Style (17a ed.)

Silvers, Jonathan. Child Labor in Pakistan. [S.l.]: [s.n.], 1996.

Cita MLA (9a ed.)

Silvers, Jonathan. Child Labor in Pakistan. [s.n.], 1996.