Cita APA (7a ed.)

Proctor,Michael. (1973). The pollination of flowers. Collins.

Cita Chicago Style (17a ed.)

Proctor,Michael. The Pollination of Flowers. London - INGL: Collins, 1973.

Cita MLA (8a ed.)

Proctor,Michael. The Pollination of Flowers. Collins, 1973.