APA (7e ed.) Bronvermelding

Não informado. (1989). Discovery and innovations. Academy Science Publishers.

Chicago (17e ed.) Bronvermelding

Não informado. Discovery and Innovations. Nairobi: Academy Science Publishers, 1989.

MLA (8e ed.) Bronvermelding

Não informado. Discovery and Innovations. Academy Science Publishers, 1989.

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