Gaya APA
Paul, Peter V.. (2020).
.
Basel, Switzerland:
MDPI - Multidisciplinary Digital Publishing Institute.
Gaya Chicago
Paul, Peter V..
.
Basel, Switzerland:
MDPI - Multidisciplinary Digital Publishing Institute,
2020.
Text.
Gaya MLA
Paul, Peter V..
.
Basel, Switzerland:
MDPI - Multidisciplinary Digital Publishing Institute,
2020.
Text.
Gaya Turabian
Paul, Peter V..
.
Basel, Switzerland:
MDPI - Multidisciplinary Digital Publishing Institute,
2020.
Print.