APA (7th ed.) Citation

Master, S. Oldest 'earthquake' in South Africa (Robben Island, 07 April 1620) discredited. Academy of Science of South Africa.

Chicago Style (17th ed.) Citation

Master, Sharad. Oldest 'Earthquake' in South Africa (Robben Island, 07 April 1620) Discredited. Academy of Science of South Africa.

MLA (9th ed.) Citation

Master, Sharad. Oldest 'Earthquake' in South Africa (Robben Island, 07 April 1620) Discredited. Academy of Science of South Africa.

Warning: These citations may not always be 100% accurate.