Cita APA (7a ed.)

Díaz-Barriga, H., Guevara-Féfer, F., & Valenzuela, R. (1988). Contribution to the knowledge of the macromycetes of the State of Michoacán. Instituto de Ecología, A.C.

Cita Chicago Style (17a ed.)

Díaz-Barriga, Horalia, Fernando Guevara-Féfer, y Ricardo Valenzuela. Contribution to the Knowledge of the Macromycetes of the State of Michoacán. Instituto de Ecología, A.C, 1988.

Cita MLA (9a ed.)

Díaz-Barriga, Horalia, et al. Contribution to the Knowledge of the Macromycetes of the State of Michoacán. Instituto de Ecología, A.C, 1988.