एपीए उद्धरण

Papagiannis, M. D. (1972). Space physics and space astronomy. Gorden & Breach.

शिकागो स्टाइल उद्धरण

Papagiannis, Michael D. Space Physics and Space Astronomy. Gorden & Breach, 1972.

एमएलए उद्धरण

Papagiannis, Michael D. Space Physics and Space Astronomy. Gorden & Breach, 1972.