एपीए उद्धरण

Sperry Rand. (1967). Fundamentals of digital magnetic tape units. Foulsham-Sams.

शिकागो स्टाइल उद्धरण

Sperry Rand. Fundamentals of Digital Magnetic Tape Units. Slough: Foulsham-Sams, 1967.

एमएलए उद्धरण

Sperry Rand. Fundamentals of Digital Magnetic Tape Units. Foulsham-Sams, 1967.