APA-viite

Sigillito, V. G. (1977). Explicit a priori inequalities with applications to boundary value problems. Pitman Pub..

Chicago-tyylinen lähdeviittaus

Sigillito, V. G. Explicit a Priori Inequalities with Applications to Boundary Value Problems. London: Pitman Pub., 1977.

MLA-viite

Sigillito, V. G. Explicit a Priori Inequalities with Applications to Boundary Value Problems. Pitman Pub., 1977.