APA (7e ed.) Bronvermelding
Heaps, H. S. (1978). Information retrieval, computational and theoretical aspects. Academic Press.
Chicago (17e ed.) Bronvermelding
Heaps, H. S. Information Retrieval, Computational and Theoretical Aspects. New York: Academic Press, 1978.
MLA (9e ed.) Bronvermelding
Heaps, H. S. Information Retrieval, Computational and Theoretical Aspects. Academic Press, 1978.
Let op: Deze citaties zijn niet altijd 100% accuraat.