American Psychological Association 6th edition

DAVID G. (o. J.). ON THE BASIC CONCEPTS OF SDS/SYSTEM DEVELOPMENT SYSTEM.

ISO-690 (author-date, English)

DAVID G, [no date]. ON THE BASIC CONCEPTS OF SDS/SYSTEM DEVELOPMENT SYSTEM. .

Modern Language Association 9th edition

DAVID G. ON THE BASIC CONCEPTS OF SDS/SYSTEM DEVELOPMENT SYSTEM.

Mohr Siebeck - Recht (Deutsch - Österreich)

DAVID G: ON THE BASIC CONCEPTS OF SDS/SYSTEM DEVELOPMENT SYSTEM,

Emerald - Harvard

DAVID G. (o. J.). „ON THE BASIC CONCEPTS OF SDS/SYSTEM DEVELOPMENT SYSTEM“.

Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.