एपीए उद्धरण

Prolla, J. B. (1977). Approximation of vector valued functions. North Holland Pub. Co. : sole distributors for the U.S.A. and Canada, Elsevier North-Holland.

शिकागो स्टाइल उद्धरण

Prolla, Joao B. Approximation of Vector Valued Functions. New York: North Holland Pub. Co. : sole distributors for the U.S.A. and Canada, Elsevier North-Holland, 1977.

एमएलए उद्धरण

Prolla, Joao B. Approximation of Vector Valued Functions. North Holland Pub. Co. : sole distributors for the U.S.A. and Canada, Elsevier North-Holland, 1977.