Cita APA (7a ed.)

ISHS- International Society for Horticultura Science Societe Internationale de la Science Horticole & VII International Symposium on pear growing. (1997). Proceedings of the VII international pear on pear growing. ISHS.

Cita Chicago Style (17a ed.)

ISHS- International Society for Horticultura Science Societe Internationale de la Science Horticole y VII International Symposium on pear growing. Proceedings of the VII International Pear on Pear Growing. Belgium: ISHS, 1997.

Cita MLA (8a ed.)

ISHS- International Society for Horticultura Science Societe Internationale de la Science Horticole y VII International Symposium on pear growing. Proceedings of the VII International Pear on Pear Growing. ISHS, 1997.