APA (7th ed.) Citation

COVEY, S. R. (1995). First Thing First [dahulukan Yang Utama Stephen R. Covey. Gramedia.

Chicago Style (17th ed.) Citation

COVEY, Stephen R. First Thing First [dahulukan Yang Utama Stephen R. Covey. Gramedia, 1995.

MLA (8th ed.) Citation

COVEY, Stephen R. First Thing First [dahulukan Yang Utama Stephen R. Covey. Gramedia, 1995.

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