APA (7th ed.) Citation

Wolfke, K. (1964). Custom in present international law. Wroclaw [Zaklad Narodowy im. Ossolinkich].

Chicago Style (17th ed.) Citation

Wolfke, Karol. Custom in Present International Law. [Wyd. l.]: Wroclaw [Zaklad Narodowy im. Ossolinkich], 1964.

MLA (9th ed.) Citation

Wolfke, Karol. Custom in Present International Law. Wroclaw [Zaklad Narodowy im. Ossolinkich], 1964.

Warning: These citations may not always be 100% accurate.