APA (7th ed.) Citation

Guarino, L., Ramanatha Rao, V., & Reid, R. C. Collecting plant genetic diversity: Technical guidelines.

Chicago Style (17th ed.) Citation

Guarino, Luigi, V. Ramanatha Rao, and Robert C. Reid. Collecting Plant Genetic Diversity: Technical Guidelines.

MLA (8th ed.) Citation

Guarino, Luigi, et al. Collecting Plant Genetic Diversity: Technical Guidelines.