Παραπομπή APA

Rao Velcheru Narayana. Textures of time. Permanent black.

Παραπομπή Chicago Style

Rao Velcheru Narayana. Textures of Time. Delhi: Permanent black.

Παραπομπή MLA

Rao Velcheru Narayana. Textures of Time. Permanent black.