Cita APA (7a ed.)

Halsema, J. J. (1988). E.J. Halsema--colonial engineer (XV). E.J. Halsema--colonial engineer (XV)..

Cita Chicago Style (17a ed.)

Halsema, James J. "E.J. Halsema--colonial Engineer (XV)." E.J. Halsema--colonial Engineer (XV). 1988.

Cita MLA (9a ed.)

Halsema, James J. "E.J. Halsema--colonial Engineer (XV)." E.J. Halsema--colonial Engineer (XV)., 1988.