Salomon Lancri has written:

'Selected studies in the secret doctrine' -- subject(s): Theosophy

Rosicrucian study is said to be a secret society that was started in late medieval time. They said to hold the secret doctrine that is hidden to average man. Its all about nature, physical and spiritual realm.

Esoterism or questions of vocabulary was the adjective applied in ancient Greece forteaching in some schools and also used only the exceptionally bright pupils to learn it it completed and deepened the doctrine and could be applied to any doctrine or body of knowledge that was spoken and in university philosophy the esoteric is first and foremost the initiated disciple of pythagorasif the disciples had been judged worthy by their way of life and their civility after a silence of five years they became known as esoterics and were entitled to hear pythagarus the esoteric is an occult sense of a work of art according to the shi ite who said our cause is the truth of truth it is the esoteric the esoteric of the esoteric and the esoteric of the esoteric it is the secret of the secret it is the secret of that which remains veiled a secret wrapped up in secret in short the esoteric is the hidden content of a doctrine or teaching or any given thing

Elizabeth Preston has written:

'Abridgement of the Secret Doctrine (Quest Books)'

'A writer's guide to copyright' -- subject(s): Copyright

There is no such doctrine. Perhaps you're looking for the Monroe Doctrine.