Dyfyniad APA

Alvarez Aguirre, M. G., & Montaña, C. (1997). Germination and survival of five Cactace species from The Tehuacan Valley: Implications for their conservation. Instituto de Ecología, A.C.

Dyfyniad Arddull Chicago

Alvarez Aguirre, Maria Guadalupe, and Carlos Montaña. Germination and Survival of Five Cactace Species from The Tehuacan Valley: Implications for Their Conservation. Instituto de Ecología, A.C, 1997.

Dyfyniad MLA

Alvarez Aguirre, Maria Guadalupe, and Carlos Montaña. Germination and Survival of Five Cactace Species from The Tehuacan Valley: Implications for Their Conservation. Instituto de Ecología, A.C, 1997.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.