APA Citation

Widadi, Z. (2007). Active english conversation: For public health. Universitas Pekalongan.

Chicago Style Citation

Widadi, Zahir. Active English Conversation: For Public Health. Universitas Pekalongan, 2007.

MLA Citation

Widadi, Zahir. Active English Conversation: For Public Health. Universitas Pekalongan, 2007.

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