APA (7e ed.) Bronvermelding

Não informado. (1969). Proceedings of the Japan Society of Civil Engineers. Japan Society of Civil Engineers.

Chicago (17e ed.) Bronvermelding

Não informado. Proceedings of the Japan Society of Civil Engineers. Tokyo: Japan Society of Civil Engineers, 1969.

MLA (8e ed.) Bronvermelding

Não informado. Proceedings of the Japan Society of Civil Engineers. Japan Society of Civil Engineers, 1969.

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