Cita APA (7a ed.)

Helmsing, P. J. (1969). Isolation and purification of galactolipids and galactolipase. M.H. Tunnessen.

Cita Chicago Style (17a ed.)

Helmsing, Pieter Johannes. Isolation and Purification of Galactolipids and Galactolipase. Malden [etc.]: M.H. Tunnessen, 1969.

Cita MLA (8a ed.)

Helmsing, Pieter Johannes. Isolation and Purification of Galactolipids and Galactolipase. M.H. Tunnessen, 1969.