Gaya APA
Bland, David J.,, Osterwalder, Alexander,, Smith, Alan,. (2020).
Testing business ideas .
New Jersey:
John Wiley And Sons.
Gaya Chicago
Bland, David J.,, Osterwalder, Alexander,, Smith, Alan,.
Testing business ideas.
New Jersey:
John Wiley And Sons,
2020.
Buku.
Gaya MLA
Bland, David J.,, Osterwalder, Alexander,, Smith, Alan,.
Testing business ideas.
New Jersey:
John Wiley And Sons,
2020.
Buku.
Gaya Turabian
Bland, David J.,, Osterwalder, Alexander,, Smith, Alan,.
Testing business ideas.
New Jersey:
John Wiley And Sons,
2020.
Buku.