Gaya APA
Bouwens, C.. (1957).
English Commercial Correspondence, Model Letters & Cables Translations Dictations (Second).
Jakarta:
Persatuan Tenaga CV..
Gaya Chicago
Bouwens, C..
English Commercial Correspondence, Model Letters & Cables Translations Dictations.
Second
Jakarta:
Persatuan Tenaga CV.,
1957.
Text.
Gaya MLA
Bouwens, C..
English Commercial Correspondence, Model Letters & Cables Translations Dictations.
Second
Jakarta:
Persatuan Tenaga CV.,
1957.
Text.
Gaya Turabian
Bouwens, C..
English Commercial Correspondence, Model Letters & Cables Translations Dictations.
Second
Jakarta:
Persatuan Tenaga CV.,
1957.
Print.