Translation of "Writer's" in Spanish

It's writer's block,

Es el bloqueo del escritor,

And I had a horrible case of writer's block.

tuve un terrible caso de bloqueo del escritor.

The writer's furniture is all shown in this museum.

Todos los muebles del escritor son mostrados en el museo.

And when writers come into my writer's room and pitch me plot,

cuando los escritores vienen a mi oficina y me lanzan su trama