APA (7e ed.) Bronvermelding

Não informado. (1950). Tohoku Shikenjo Kenkyu Hokoku. Tohoku National Agricultural Experiment Station.

Chicago (17e ed.) Bronvermelding

Não informado. Tohoku Shikenjo Kenkyu Hokoku. Tohoku, Japão: Tohoku National Agricultural Experiment Station, 1950.

MLA (8e ed.) Bronvermelding

Não informado. Tohoku Shikenjo Kenkyu Hokoku. Tohoku National Agricultural Experiment Station, 1950.

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