APA (7e ed.) Bronvermelding

(1986). Healing wonders of nature. Printed by Philippine Publishing House.

Chicago (17e ed.) Bronvermelding

Healing Wonders of Nature. Manila: Printed by Philippine Publishing House, 1986.

MLA (9e ed.) Bronvermelding

Healing Wonders of Nature. Printed by Philippine Publishing House, 1986.

Let op: Deze citaties zijn niet altijd 100% accuraat.