Trích dẫn APA

Sobary, M. (1999). Piety and Economics Behavior A Study of The Informal Sector in Surabya, West Java = Kesalehan dan Tingkah Laku Ekonomi. Yayasan Bentang Budaya.

Trích dẫn kiểu Chicago

Sobary, Mohamad. Piety and Economics Behavior A Study of The Informal Sector in Surabya, West Java = Kesalehan Dan Tingkah Laku Ekonomi. Yayasan Bentang Budaya, 1999.

Trích dẫn MLA

Sobary, Mohamad. Piety and Economics Behavior A Study of The Informal Sector in Surabya, West Java = Kesalehan Dan Tingkah Laku Ekonomi. Yayasan Bentang Budaya, 1999.

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