Cita APA (7a ed.)

Lira Saade, R., & Torres Colin, R. (1991). Four new records and a new species of Cucurbitaceae for the Flora of Oaxaca. Instituto de Ecología, A.C.

Cita Chicago Style (17a ed.)

Lira Saade, Rafael, y Rafael Torres Colin. Four New Records and a New Species of Cucurbitaceae for the Flora of Oaxaca. Instituto de Ecología, A.C, 1991.

Cita MLA (9a ed.)

Lira Saade, Rafael, y Rafael Torres Colin. Four New Records and a New Species of Cucurbitaceae for the Flora of Oaxaca. Instituto de Ecología, A.C, 1991.