Cita APA

Heaps, H. S., & Heaps, H. S. (1978). Information retrieval: Computational and theoretical aspects. New York, New York: Academic Press.

Citación estilo Chicago

Heaps, H. S., y H. S. Heaps. Information Retrieval: Computational and Theoretical Aspects. New York, New York: Academic Press, 1978.

Cita MLA

Heaps, H. S., y H. S. Heaps. Information Retrieval: Computational and Theoretical Aspects. New York, New York: Academic Press, 1978.