APA (7th ed.) Citation

(1990). The saying of Lao Zi: The silence of the wise. Asiapac Books & Educational Aids (S) Pte Ltd.

Chicago Style (17th ed.) Citation

The Saying of Lao Zi: The Silence of the Wise. Singapore: Asiapac Books & Educational Aids (S) Pte Ltd, 1990.

MLA (9th ed.) Citation

The Saying of Lao Zi: The Silence of the Wise. Asiapac Books & Educational Aids (S) Pte Ltd, 1990.