APA (7e ed.) Bronvermelding

University of Sheffield Biomedical Information Service. (1981). Plant Biotechnology. Sheffield University, Biomedical Information Service.

Chicago (17e ed.) Bronvermelding

University of Sheffield Biomedical Information Service. Plant Biotechnology. Sheffield, Inglaterra: Sheffield University, Biomedical Information Service, 1981.

MLA (8e ed.) Bronvermelding

University of Sheffield Biomedical Information Service. Plant Biotechnology. Sheffield University, Biomedical Information Service, 1981.

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