Παραπομπή APA

Romberger, J. A. (1977). Virology in agriculture. Abacus Press.

Παραπομπή Chicago Style

Romberger, J A. Virology in Agriculture. USA: Abacus Press, 1977.

Παραπομπή MLA

Romberger, J A. Virology in Agriculture. Abacus Press, 1977.