Gaya APA
Langvardt, A, W. et al (2019).
Business Law: The Ethical, Global, and E-Commerce Environment (17th Edition).
New York:
McGrow-Hill Education.
Gaya MLA
Langvardt, Arlen, W.. et al.
"Business Law: The Ethical, Global, and E-Commerce Environment".
17th Edition
New York:
McGrow-Hill Education,
2019.
Text.