APA Style
Heinzmann, G., Wolters, G. (2021).
Paul Lorenzen -- Mathematician and Logician (1).
Heidelberg, Jerman:
Springer International Publishing.
MLA Style
Heinzmann, Gerhard., Wolters, Gereon.
"Paul Lorenzen -- Mathematician and Logician".
1
Heidelberg, Jerman:
Springer International Publishing,
2021.
Text.