APA (7e ed.) Bronvermelding

Fitz, J. (1892). Sweet potato culture. Giving full instructions from Starting the Plants to Harvesting and Storing the Crop: научное издание.

Chicago (17e ed.) Bronvermelding

Fitz, J. Sweet Potato Culture. Giving Full Instructions from Starting the Plants to Harvesting and Storing the Crop: научное издание. 1892.

MLA (9e ed.) Bronvermelding

Fitz, J. Sweet Potato Culture. Giving Full Instructions from Starting the Plants to Harvesting and Storing the Crop: научное издание. 1892.

Let op: Deze citaties zijn niet altijd 100% accuraat.