Cita APA (7a ed.)

Joerdens-Roettger, D. (1987). Seed potato production in the Philippines: In vitro culture and rapid multiplication techniques (1st edition.). TZ-Verlagsgesellschaft.

Cita Chicago Style (17a ed.)

Joerdens-Roettger, Dagmar. Seed Potato Production in the Philippines: In Vitro Culture and Rapid Multiplication Techniques. 1st edition. Rossdorf: TZ-Verlagsgesellschaft, 1987.

Cita MLA (8a ed.)

Joerdens-Roettger, Dagmar. Seed Potato Production in the Philippines: In Vitro Culture and Rapid Multiplication Techniques. 1st edition. TZ-Verlagsgesellschaft, 1987.