Parsons, R. (2013, 04. January). NWA - Learning basic skills. Zugriff unter http://www.nwaswimaths.com/presentations/NWA%20%20-%20%20Learning%20Basic%20Sk.pdf
APA (7th ed.) CitationParsons, R. NWA - Learning basic skills.
Chicago Style (17th ed.) CitationParsons, R. NWA - Learning Basic Skills.
MLA (9th ed.) CitationParsons, R. NWA - Learning Basic Skills.
Warning: These citations may not always be 100% accurate.