APA (7th ed.) Citation

Beard, J. B. (1972). Producing quality turfs through environmental modification =: Die kweek van kwaliteitsgrasblaaie deur omgewingsverandering. [publisher not identified].

Chicago Style (17th ed.) Citation

Beard, James B. Producing Quality Turfs Through Environmental Modification =: Die Kweek Van Kwaliteitsgrasblaaie Deur Omgewingsverandering. [South Africa?]: [publisher not identified], 1972.

MLA (9th ed.) Citation

Beard, James B. Producing Quality Turfs Through Environmental Modification =: Die Kweek Van Kwaliteitsgrasblaaie Deur Omgewingsverandering. [publisher not identified], 1972.