Cita APA (7a ed.)

Gimbel, T. (1990). Form, sound, colour and healing. C.W. Daniel.

Cita Chicago Style (17a ed.)

Gimbel, Theo. Form, Sound, Colour and Healing. Saffron Walden: C.W. Daniel, 1990.

Cita MLA (9a ed.)

Gimbel, Theo. Form, Sound, Colour and Healing. C.W. Daniel, 1990.