Cita APA (7th 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 (17th ed.)

Lira Saade, Rafael, i 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 (9th ed.)

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