APA Style
ULBRICH, H. et al (2021).
Internal Crowdsourcing in Companies: Theoretical Foundations and Practical Applications (1).
Heidelberg, Jerman:
Springer International Publishing.
MLA Style
ULBRICH, Hannah. et al.
"Internal Crowdsourcing in Companies: Theoretical Foundations and Practical Applications".
1
Heidelberg, Jerman:
Springer International Publishing,
2021.
Text.