एपीए उद्धरण

Pyatt & Thorbocke Erik. (1976). Planning techniques for a better future. Oxford & IBH publishing company.

शिकागो स्टाइल उद्धरण

Pyatt और Thorbocke Erik. Planning Techniques for a Better Future. New Delhi: Oxford & IBH publishing company, 1976.

एमएलए उद्धरण

Pyatt और Thorbocke Erik. Planning Techniques for a Better Future. Oxford & IBH publishing company, 1976.