APA Citatie

Walker, J. C. (1957). Plant pathology (3rd.). Tata mc graw - hill publishing company limited.

Chicago Style citaat

Walker, John Charles. Plant Pathology. 3rd. Newdelhi: Tata mc graw - hill publishing company limited, 1957.

MLA citatie

Walker, John Charles. Plant Pathology. 3rd. Tata mc graw - hill publishing company limited, 1957.

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