APA (7th ed.) Citation

Grassé, P., & Ribas Soler, F. (1970). Biología general. Toray-Masson.

Chicago Style (17th ed.) Citation

Grassé, Pierre-Paul, and Fernando Ribas Soler. Biología General. Barcelona: Toray-Masson, 1970.

MLA (9th ed.) Citation

Grassé, Pierre-Paul, and Fernando Ribas Soler. Biología General. Toray-Masson, 1970.

Warning: These citations may not always be 100% accurate.