Παραπομπή APA

Sandhu, A. S. (1994). Extension programme planning. Oxford and IBH publishing.

Παραπομπή Chicago Style

Sandhu, A S. Extension Programme Planning. New Delhi: Oxford and IBH publishing, 1994.

Παραπομπή MLA

Sandhu, A S. Extension Programme Planning. Oxford and IBH publishing, 1994.