APA Style
WELLNER, K. (2015).
User Innovators in the Silver Market
An Empirical Study among Camping Tourists .
Springer Fachmedien Wiesbaden:
Springer Gabler Wiesbaden.
MLA Style
WELLNER, Konstantin.
"User Innovators in the Silver Market
An Empirical Study among Camping Tourists".
Springer Fachmedien Wiesbaden:
Springer Gabler Wiesbaden,
2015.
Text.