Cita APA

Ryckman, W. G. (1983). Personal learning aid for the art of writing clearly. Illinois: Dow Jones-Irwin.

Citación estilo Chicago

Ryckman, W. G. Personal Learning Aid for the Art of Writing Clearly. Illinois: Dow Jones-Irwin, 1983.

Cita MLA

Ryckman, W. G. Personal Learning Aid for the Art of Writing Clearly. Illinois: Dow Jones-Irwin, 1983.

Precaución: Estas citas no son 100% exactas.